Home / 118,122.12-177,256.96-48,001.40

Finding the Fourth Proportional to 118,122.12, 177,256.96 and 48,001.40

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Solution

The fourth proportional to 118,122.12, 177,256.96 and 48,001.40 is: 72,032.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,122.12 : 177,256.96 = 48,001.40 : x
  2. Step 2: Convert to fraction form
    118,122.12/177,256.96 = 48,001.40/x
  3. Step 3: Cross multiply
    118,122.12x = 177,256.96 × 48,001.40
  4. Step 4: Simplify right side
    118,122.12x = 8,508,582,239.74
  5. Step 5: Solve for x
    x = 8,508,582,239.74/118,122.12
  6. Step 6: Final answer
    x = 72,032.08

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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.