Home / 31,857.48-47,547.54-31,331.93

Finding the Fourth Proportional to 31,857.48, 47,547.54 and 31,331.93

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Solution

The fourth proportional to 31,857.48, 47,547.54 and 31,331.93 is: 46,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,857.48 : 47,547.54 = 31,331.93 : x
  2. Step 2: Convert to fraction form
    31,857.48/47,547.54 = 31,331.93/x
  3. Step 3: Cross multiply
    31,857.48x = 47,547.54 × 31,331.93
  4. Step 4: Simplify right side
    31,857.48x = 1,489,755,957.21
  5. Step 5: Solve for x
    x = 1,489,755,957.21/31,857.48
  6. Step 6: Final answer
    x = 46,763.15

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.