Home / 224,117.48-309,273.08-122,140.74

Finding the Fourth Proportional to 224,117.48, 309,273.08 and 122,140.74

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Solution

The fourth proportional to 224,117.48, 309,273.08 and 122,140.74 is: 168,549.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,117.48 : 309,273.08 = 122,140.74 : x
  2. Step 2: Convert to fraction form
    224,117.48/309,273.08 = 122,140.74/x
  3. Step 3: Cross multiply
    224,117.48x = 309,273.08 × 122,140.74
  4. Step 4: Simplify right side
    224,117.48x = 37,774,841,082.80
  5. Step 5: Solve for x
    x = 37,774,841,082.80/224,117.48
  6. Step 6: Final answer
    x = 168,549.29

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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.