Home / 311,027.60-466,541.40-124,173.20

Finding the Fourth Proportional to 311,027.60, 466,541.40 and 124,173.20

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Solution

The fourth proportional to 311,027.60, 466,541.40 and 124,173.20 is: 186,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,027.60 : 466,541.40 = 124,173.20 : x
  2. Step 2: Convert to fraction form
    311,027.60/466,541.40 = 124,173.20/x
  3. Step 3: Cross multiply
    311,027.60x = 466,541.40 × 124,173.20
  4. Step 4: Simplify right side
    311,027.60x = 57,931,938,570.48
  5. Step 5: Solve for x
    x = 57,931,938,570.48/311,027.60
  6. Step 6: Final answer
    x = 186,259.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.