Home / 61,315.07-84,617.12-37,452.47

Finding the Fourth Proportional to 61,315.07, 84,617.12 and 37,452.47

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Solution

The fourth proportional to 61,315.07, 84,617.12 and 37,452.47 is: 51,685.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,315.07 : 84,617.12 = 37,452.47 : x
  2. Step 2: Convert to fraction form
    61,315.07/84,617.12 = 37,452.47/x
  3. Step 3: Cross multiply
    61,315.07x = 84,617.12 × 37,452.47
  4. Step 4: Simplify right side
    61,315.07x = 3,169,119,818.83
  5. Step 5: Solve for x
    x = 3,169,119,818.83/61,315.07
  6. Step 6: Final answer
    x = 51,685.83

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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.