Home / 42,733.80-58,971.78-25,972.20

Finding the Fourth Proportional to 42,733.80, 58,971.78 and 25,972.20

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Solution

The fourth proportional to 42,733.80, 58,971.78 and 25,972.20 is: 35,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733.80 : 58,971.78 = 25,972.20 : x
  2. Step 2: Convert to fraction form
    42,733.80/58,971.78 = 25,972.20/x
  3. Step 3: Cross multiply
    42,733.80x = 58,971.78 × 25,972.20
  4. Step 4: Simplify right side
    42,733.80x = 1,531,626,864.52
  5. Step 5: Solve for x
    x = 1,531,626,864.52/42,733.80
  6. Step 6: Final answer
    x = 35,841.11

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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.