Home / 175,445.16-242,100.35-98,939.71

Finding the Fourth Proportional to 175,445.16, 242,100.35 and 98,939.71

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Solution

The fourth proportional to 175,445.16, 242,100.35 and 98,939.71 is: 136,528.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,445.16 : 242,100.35 = 98,939.71 : x
  2. Step 2: Convert to fraction form
    175,445.16/242,100.35 = 98,939.71/x
  3. Step 3: Cross multiply
    175,445.16x = 242,100.35 × 98,939.71
  4. Step 4: Simplify right side
    175,445.16x = 23,953,337,925.20
  5. Step 5: Solve for x
    x = 23,953,337,925.20/175,445.16
  6. Step 6: Final answer
    x = 136,528.92

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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.