Home / 57,182.72-78,953.28-37,068.80

Finding the Fourth Proportional to 57,182.72, 78,953.28 and 37,068.80

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Solution

The fourth proportional to 57,182.72, 78,953.28 and 37,068.80 is: 51,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,182.72 : 78,953.28 = 37,068.80 : x
  2. Step 2: Convert to fraction form
    57,182.72/78,953.28 = 37,068.80/x
  3. Step 3: Cross multiply
    57,182.72x = 78,953.28 × 37,068.80
  4. Step 4: Simplify right side
    57,182.72x = 2,926,703,345.66
  5. Step 5: Solve for x
    x = 2,926,703,345.66/57,182.72
  6. Step 6: Final answer
    x = 51,181.60

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1.5x scale

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.