Home / 194,862.40-292,293.60-155,204.80

Finding the Fourth Proportional to 194,862.40, 292,293.60 and 155,204.80

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Solution

The fourth proportional to 194,862.40, 292,293.60 and 155,204.80 is: 232,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,862.40 : 292,293.60 = 155,204.80 : x
  2. Step 2: Convert to fraction form
    194,862.40/292,293.60 = 155,204.80/x
  3. Step 3: Cross multiply
    194,862.40x = 292,293.60 × 155,204.80
  4. Step 4: Simplify right side
    194,862.40x = 45,365,369,729.28
  5. Step 5: Solve for x
    x = 45,365,369,729.28/194,862.40
  6. Step 6: Final answer
    x = 232,807.20

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1.5x scale

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.