Home / 160,528.39-221,528.63-92,545.04

Finding the Fourth Proportional to 160,528.39, 221,528.63 and 92,545.04

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Solution

The fourth proportional to 160,528.39, 221,528.63 and 92,545.04 is: 127,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,528.39 : 221,528.63 = 92,545.04 : x
  2. Step 2: Convert to fraction form
    160,528.39/221,528.63 = 92,545.04/x
  3. Step 3: Cross multiply
    160,528.39x = 221,528.63 × 92,545.04
  4. Step 4: Simplify right side
    160,528.39x = 20,501,375,461.77
  5. Step 5: Solve for x
    x = 20,501,375,461.77/160,528.39
  6. Step 6: Final answer
    x = 127,711.84

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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.