Home / 42,542.52-58,710.63-23,680.86

Finding the Fourth Proportional to 42,542.52, 58,710.63 and 23,680.86

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Solution

The fourth proportional to 42,542.52, 58,710.63 and 23,680.86 is: 32,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,542.52 : 58,710.63 = 23,680.86 : x
  2. Step 2: Convert to fraction form
    42,542.52/58,710.63 = 23,680.86/x
  3. Step 3: Cross multiply
    42,542.52x = 58,710.63 × 23,680.86
  4. Step 4: Simplify right side
    42,542.52x = 1,390,318,209.54
  5. Step 5: Solve for x
    x = 1,390,318,209.54/42,542.52
  6. Step 6: Final answer
    x = 32,680.67

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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.