Home / 132,521.04-182,877.12-72,092.21

Finding the Fourth Proportional to 132,521.04, 182,877.12 and 72,092.21

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Solution

The fourth proportional to 132,521.04, 182,877.12 and 72,092.21 is: 99,486.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521.04 : 182,877.12 = 72,092.21 : x
  2. Step 2: Convert to fraction form
    132,521.04/182,877.12 = 72,092.21/x
  3. Step 3: Cross multiply
    132,521.04x = 182,877.12 × 72,092.21
  4. Step 4: Simplify right side
    132,521.04x = 13,184,014,824.85
  5. Step 5: Solve for x
    x = 13,184,014,824.85/132,521.04
  6. Step 6: Final answer
    x = 99,486.20

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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.