Home / 242,153.12-334,166.12-140,182.86

Finding the Fourth Proportional to 242,153.12, 334,166.12 and 140,182.86

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Solution

The fourth proportional to 242,153.12, 334,166.12 and 140,182.86 is: 193,449.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,153.12 : 334,166.12 = 140,182.86 : x
  2. Step 2: Convert to fraction form
    242,153.12/334,166.12 = 140,182.86/x
  3. Step 3: Cross multiply
    242,153.12x = 334,166.12 × 140,182.86
  4. Step 4: Simplify right side
    242,153.12x = 46,844,361,715.79
  5. Step 5: Solve for x
    x = 46,844,361,715.79/242,153.12
  6. Step 6: Final answer
    x = 193,449.35

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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.