Home / 42,270.06-58,332.12-23,149.62

Finding the Fourth Proportional to 42,270.06, 58,332.12 and 23,149.62

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Solution

The fourth proportional to 42,270.06, 58,332.12 and 23,149.62 is: 31,946.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270.06 : 58,332.12 = 23,149.62 : x
  2. Step 2: Convert to fraction form
    42,270.06/58,332.12 = 23,149.62/x
  3. Step 3: Cross multiply
    42,270.06x = 58,332.12 × 23,149.62
  4. Step 4: Simplify right side
    42,270.06x = 1,350,366,411.79
  5. Step 5: Solve for x
    x = 1,350,366,411.79/42,270.06
  6. Step 6: Final answer
    x = 31,946.17

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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.