Home / 42,220-58,269.12-24,315.76

Finding the Fourth Proportional to 42,220, 58,269.12 and 24,315.76

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Solution

The fourth proportional to 42,220, 58,269.12 and 24,315.76 is: 33,558.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,220 : 58,269.12 = 24,315.76 : x
  2. Step 2: Convert to fraction form
    42,220/58,269.12 = 24,315.76/x
  3. Step 3: Cross multiply
    42,220x = 58,269.12 × 24,315.76
  4. Step 4: Simplify right side
    42,220x = 1,416,857,937.33
  5. Step 5: Solve for x
    x = 1,416,857,937.33/42,220
  6. Step 6: Final answer
    x = 33,558.93

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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.