Home / 42,678.34-58,908.59-24,781.39

Finding the Fourth Proportional to 42,678.34, 58,908.59 and 24,781.39

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Solution

The fourth proportional to 42,678.34, 58,908.59 and 24,781.39 is: 34,205.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,678.34 : 58,908.59 = 24,781.39 : x
  2. Step 2: Convert to fraction form
    42,678.34/58,908.59 = 24,781.39/x
  3. Step 3: Cross multiply
    42,678.34x = 58,908.59 × 24,781.39
  4. Step 4: Simplify right side
    42,678.34x = 1,459,836,743.14
  5. Step 5: Solve for x
    x = 1,459,836,743.14/42,678.34
  6. Step 6: Final answer
    x = 34,205.57

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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.