Home / 42,734.30-58,972.47-25,972.70

Finding the Fourth Proportional to 42,734.30, 58,972.47 and 25,972.70

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Solution

The fourth proportional to 42,734.30, 58,972.47 and 25,972.70 is: 35,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,734.30 : 58,972.47 = 25,972.70 : x
  2. Step 2: Convert to fraction form
    42,734.30/58,972.47 = 25,972.70/x
  3. Step 3: Cross multiply
    42,734.30x = 58,972.47 × 25,972.70
  4. Step 4: Simplify right side
    42,734.30x = 1,531,674,271.57
  5. Step 5: Solve for x
    x = 1,531,674,271.57/42,734.30
  6. Step 6: Final answer
    x = 35,841.80

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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.