Home / 76,843,979.55-106,044,374.75-41,561,824.05

Finding the Fourth Proportional to 76,843,979.55, 106,044,374.75 and 41,561,824.05

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Solution

The fourth proportional to 76,843,979.55, 106,044,374.75 and 41,561,824.05 is: 57,355,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,843,979.55 : 106,044,374.75 = 41,561,824.05 : x
  2. Step 2: Convert to fraction form
    76,843,979.55/106,044,374.75 = 41,561,824.05/x
  3. Step 3: Cross multiply
    76,843,979.55x = 106,044,374.75 × 41,561,824.05
  4. Step 4: Simplify right side
    76,843,979.55x = 4,407,397,644,643,953.50
  5. Step 5: Solve for x
    x = 4,407,397,644,643,953.50/76,843,979.55
  6. Step 6: Final answer
    x = 57,355,145.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.