Home / 42,678.20-58,895.94-23,815.32

Finding the Fourth Proportional to 42,678.20, 58,895.94 and 23,815.32

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Solution

The fourth proportional to 42,678.20, 58,895.94 and 23,815.32 is: 32,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,678.20 : 58,895.94 = 23,815.32 : x
  2. Step 2: Convert to fraction form
    42,678.20/58,895.94 = 23,815.32/x
  3. Step 3: Cross multiply
    42,678.20x = 58,895.94 × 23,815.32
  4. Step 4: Simplify right side
    42,678.20x = 1,402,625,657.80
  5. Step 5: Solve for x
    x = 1,402,625,657.80/42,678.20
  6. Step 6: Final answer
    x = 32,865.15

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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.