Home / 118,539.40-177,549.90-92,036.20

Finding the Fourth Proportional to 118,539.40, 177,549.90 and 92,036.20

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Solution

The fourth proportional to 118,539.40, 177,549.90 and 92,036.20 is: 137,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,539.40 : 177,549.90 = 92,036.20 : x
  2. Step 2: Convert to fraction form
    118,539.40/177,549.90 = 92,036.20/x
  3. Step 3: Cross multiply
    118,539.40x = 177,549.90 × 92,036.20
  4. Step 4: Simplify right side
    118,539.40x = 16,341,018,106.38
  5. Step 5: Solve for x
    x = 16,341,018,106.38/118,539.40
  6. Step 6: Final answer
    x = 137,853.05

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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.