Home / 127,046.42-175,322.84-69,684.55

Finding the Fourth Proportional to 127,046.42, 175,322.84 and 69,684.55

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Solution

The fourth proportional to 127,046.42, 175,322.84 and 69,684.55 is: 96,164.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,046.42 : 175,322.84 = 69,684.55 : x
  2. Step 2: Convert to fraction form
    127,046.42/175,322.84 = 69,684.55/x
  3. Step 3: Cross multiply
    127,046.42x = 175,322.84 × 69,684.55
  4. Step 4: Simplify right side
    127,046.42x = 12,217,292,423.39
  5. Step 5: Solve for x
    x = 12,217,292,423.39/127,046.42
  6. Step 6: Final answer
    x = 96,164.01

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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.