Home / 132,269.04-182,532.84-71,840.40

Finding the Fourth Proportional to 132,269.04, 182,532.84 and 71,840.40

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Solution

The fourth proportional to 132,269.04, 182,532.84 and 71,840.40 is: 99,140.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,269.04 : 182,532.84 = 71,840.40 : x
  2. Step 2: Convert to fraction form
    132,269.04/182,532.84 = 71,840.40/x
  3. Step 3: Cross multiply
    132,269.04x = 182,532.84 × 71,840.40
  4. Step 4: Simplify right side
    132,269.04x = 13,113,232,238.74
  5. Step 5: Solve for x
    x = 13,113,232,238.74/132,269.04
  6. Step 6: Final answer
    x = 99,140.60

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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.