Home / 132,530.83-182,894.48-72,101.52

Finding the Fourth Proportional to 132,530.83, 182,894.48 and 72,101.52

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Solution

The fourth proportional to 132,530.83, 182,894.48 and 72,101.52 is: 99,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,530.83 : 182,894.48 = 72,101.52 : x
  2. Step 2: Convert to fraction form
    132,530.83/182,894.48 = 72,101.52/x
  3. Step 3: Cross multiply
    132,530.83x = 182,894.48 × 72,101.52
  4. Step 4: Simplify right side
    132,530.83x = 13,186,969,605.88
  5. Step 5: Solve for x
    x = 13,186,969,605.88/132,530.83
  6. Step 6: Final answer
    x = 99,501.14

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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.