Home / 61,261.91-84,520.37-38,276.13

Finding the Fourth Proportional to 61,261.91, 84,520.37 and 38,276.13

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Solution

The fourth proportional to 61,261.91, 84,520.37 and 38,276.13 is: 52,807.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,261.91 : 84,520.37 = 38,276.13 : x
  2. Step 2: Convert to fraction form
    61,261.91/84,520.37 = 38,276.13/x
  3. Step 3: Cross multiply
    61,261.91x = 84,520.37 × 38,276.13
  4. Step 4: Simplify right side
    61,261.91x = 3,235,112,669.77
  5. Step 5: Solve for x
    x = 3,235,112,669.77/61,261.91
  6. Step 6: Final answer
    x = 52,807.90

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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.