Home / 42,539.12-58,643.14-29,924.72

Finding the Fourth Proportional to 42,539.12, 58,643.14 and 29,924.72

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Solution

The fourth proportional to 42,539.12, 58,643.14 and 29,924.72 is: 41,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,539.12 : 58,643.14 = 29,924.72 : x
  2. Step 2: Convert to fraction form
    42,539.12/58,643.14 = 29,924.72/x
  3. Step 3: Cross multiply
    42,539.12x = 58,643.14 × 29,924.72
  4. Step 4: Simplify right side
    42,539.12x = 1,754,879,544.42
  5. Step 5: Solve for x
    x = 1,754,879,544.42/42,539.12
  6. Step 6: Final answer
    x = 41,253.31

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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.