Home / 132,529.65-182,886.75-72,098.75

Finding the Fourth Proportional to 132,529.65, 182,886.75 and 72,098.75

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Solution

The fourth proportional to 132,529.65, 182,886.75 and 72,098.75 is: 99,494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,529.65 : 182,886.75 = 72,098.75 : x
  2. Step 2: Convert to fraction form
    132,529.65/182,886.75 = 72,098.75/x
  3. Step 3: Cross multiply
    132,529.65x = 182,886.75 × 72,098.75
  4. Step 4: Simplify right side
    132,529.65x = 13,185,905,152.13
  5. Step 5: Solve for x
    x = 13,185,905,152.13/132,529.65
  6. Step 6: Final answer
    x = 99,494.00

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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.