Home / 42,159.06-58,179.09-23,295.78

Finding the Fourth Proportional to 42,159.06, 58,179.09 and 23,295.78

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Solution

The fourth proportional to 42,159.06, 58,179.09 and 23,295.78 is: 32,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,159.06 : 58,179.09 = 23,295.78 : x
  2. Step 2: Convert to fraction form
    42,159.06/58,179.09 = 23,295.78/x
  3. Step 3: Cross multiply
    42,159.06x = 58,179.09 × 23,295.78
  4. Step 4: Simplify right side
    42,159.06x = 1,355,327,281.24
  5. Step 5: Solve for x
    x = 1,355,327,281.24/42,159.06
  6. Step 6: Final answer
    x = 32,147.95

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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.