Home / 76,251,088.60-105,227,567.64-41,443,768.60

Finding the Fourth Proportional to 76,251,088.60, 105,227,567.64 and 41,443,768.60

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Solution

The fourth proportional to 76,251,088.60, 105,227,567.64 and 41,443,768.60 is: 57,192,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,251,088.60 : 105,227,567.64 = 41,443,768.60 : x
  2. Step 2: Convert to fraction form
    76,251,088.60/105,227,567.64 = 41,443,768.60/x
  3. Step 3: Cross multiply
    76,251,088.60x = 105,227,567.64 × 41,443,768.60
  4. Step 4: Simplify right side
    76,251,088.60x = 4,361,026,963,613,008.50
  5. Step 5: Solve for x
    x = 4,361,026,963,613,008.50/76,251,088.60
  6. Step 6: Final answer
    x = 57,192,979.72

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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.