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Finding the Fourth Proportional to 162,351.83, 224,055.47 and 90,737.57

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Solution

The fourth proportional to 162,351.83, 224,055.47 and 90,737.57 is: 125,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,351.83 : 224,055.47 = 90,737.57 : x
  2. Step 2: Convert to fraction form
    162,351.83/224,055.47 = 90,737.57/x
  3. Step 3: Cross multiply
    162,351.83x = 224,055.47 × 90,737.57
  4. Step 4: Simplify right side
    162,351.83x = 20,330,248,893.01
  5. Step 5: Solve for x
    x = 20,330,248,893.01/162,351.83
  6. Step 6: Final answer
    x = 125,223.40

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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.