Home / 162,828.48-224,699.97-90,230.76

Finding the Fourth Proportional to 162,828.48, 224,699.97 and 90,230.76

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Solution

The fourth proportional to 162,828.48, 224,699.97 and 90,230.76 is: 124,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,828.48 : 224,699.97 = 90,230.76 : x
  2. Step 2: Convert to fraction form
    162,828.48/224,699.97 = 90,230.76/x
  3. Step 3: Cross multiply
    162,828.48x = 224,699.97 × 90,230.76
  4. Step 4: Simplify right side
    162,828.48x = 20,274,849,065.08
  5. Step 5: Solve for x
    x = 20,274,849,065.08/162,828.48
  6. Step 6: Final answer
    x = 124,516.60

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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.