Home / 42,239.89-58,285.27-25,240.55

Finding the Fourth Proportional to 42,239.89, 58,285.27 and 25,240.55

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Solution

The fourth proportional to 42,239.89, 58,285.27 and 25,240.55 is: 34,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.89 : 58,285.27 = 25,240.55 : x
  2. Step 2: Convert to fraction form
    42,239.89/58,285.27 = 25,240.55/x
  3. Step 3: Cross multiply
    42,239.89x = 58,285.27 × 25,240.55
  4. Step 4: Simplify right side
    42,239.89x = 1,471,152,271.70
  5. Step 5: Solve for x
    x = 1,471,152,271.70/42,239.89
  6. Step 6: Final answer
    x = 34,828.51

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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.