Home / 162,840.30-224,719.27-90,247.83

Finding the Fourth Proportional to 162,840.30, 224,719.27 and 90,247.83

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Solution

The fourth proportional to 162,840.30, 224,719.27 and 90,247.83 is: 124,541.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,840.30 : 224,719.27 = 90,247.83 : x
  2. Step 2: Convert to fraction form
    162,840.30/224,719.27 = 90,247.83/x
  3. Step 3: Cross multiply
    162,840.30x = 224,719.27 × 90,247.83
  4. Step 4: Simplify right side
    162,840.30x = 20,280,426,476.68
  5. Step 5: Solve for x
    x = 20,280,426,476.68/162,840.30
  6. Step 6: Final answer
    x = 124,541.81

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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.