Home / 42,545.76-58,707.36-23,680.32

Finding the Fourth Proportional to 42,545.76, 58,707.36 and 23,680.32

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Solution

The fourth proportional to 42,545.76, 58,707.36 and 23,680.32 is: 32,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,545.76 : 58,707.36 = 23,680.32 : x
  2. Step 2: Convert to fraction form
    42,545.76/58,707.36 = 23,680.32/x
  3. Step 3: Cross multiply
    42,545.76x = 58,707.36 × 23,680.32
  4. Step 4: Simplify right side
    42,545.76x = 1,390,209,071.16
  5. Step 5: Solve for x
    x = 1,390,209,071.16/42,545.76
  6. Step 6: Final answer
    x = 32,675.62

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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.