Home / 162,342.77-224,032.46-90,722.79

Finding the Fourth Proportional to 162,342.77, 224,032.46 and 90,722.79

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Solution

The fourth proportional to 162,342.77, 224,032.46 and 90,722.79 is: 125,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,342.77 : 224,032.46 = 90,722.79 : x
  2. Step 2: Convert to fraction form
    162,342.77/224,032.46 = 90,722.79/x
  3. Step 3: Cross multiply
    162,342.77x = 224,032.46 × 90,722.79
  4. Step 4: Simplify right side
    162,342.77x = 20,324,849,368.15
  5. Step 5: Solve for x
    x = 20,324,849,368.15/162,342.77
  6. Step 6: Final answer
    x = 125,197.14

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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.