Home / 61,345.24-84,658.08-34,490.20

Finding the Fourth Proportional to 61,345.24, 84,658.08 and 34,490.20

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Solution

The fourth proportional to 61,345.24, 84,658.08 and 34,490.20 is: 47,597.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,345.24 : 84,658.08 = 34,490.20 : x
  2. Step 2: Convert to fraction form
    61,345.24/84,658.08 = 34,490.20/x
  3. Step 3: Cross multiply
    61,345.24x = 84,658.08 × 34,490.20
  4. Step 4: Simplify right side
    61,345.24x = 2,919,874,110.82
  5. Step 5: Solve for x
    x = 2,919,874,110.82/61,345.24
  6. Step 6: Final answer
    x = 47,597.40

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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.