Home / 42,143.90-58,159.72-23,024.48

Finding the Fourth Proportional to 42,143.90, 58,159.72 and 23,024.48

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Solution

The fourth proportional to 42,143.90, 58,159.72 and 23,024.48 is: 31,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,143.90 : 58,159.72 = 23,024.48 : x
  2. Step 2: Convert to fraction form
    42,143.90/58,159.72 = 23,024.48/x
  3. Step 3: Cross multiply
    42,143.90x = 58,159.72 × 23,024.48
  4. Step 4: Simplify right side
    42,143.90x = 1,339,097,245.56
  5. Step 5: Solve for x
    x = 1,339,097,245.56/42,143.90
  6. Step 6: Final answer
    x = 31,774.40

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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.