Home / 82,952,004.65-124,428,006.98-31,136,507.15

Finding the Fourth Proportional to 82,952,004.65, 124,428,006.98 and 31,136,507.15

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Solution

The fourth proportional to 82,952,004.65, 124,428,006.98 and 31,136,507.15 is: 46,704,760.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,952,004.65 : 124,428,006.98 = 31,136,507.15 : x
  2. Step 2: Convert to fraction form
    82,952,004.65/124,428,006.98 = 31,136,507.15/x
  3. Step 3: Cross multiply
    82,952,004.65x = 124,428,006.98 × 31,136,507.15
  4. Step 4: Simplify right side
    82,952,004.65x = 3,874,253,528,837,337
  5. Step 5: Solve for x
    x = 3,874,253,528,837,337/82,952,004.65
  6. Step 6: Final answer
    x = 46,704,760.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.