Home / 127,933.53-176,547.87-71,344.89

Finding the Fourth Proportional to 127,933.53, 176,547.87 and 71,344.89

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Solution

The fourth proportional to 127,933.53, 176,547.87 and 71,344.89 is: 98,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,933.53 : 176,547.87 = 71,344.89 : x
  2. Step 2: Convert to fraction form
    127,933.53/176,547.87 = 71,344.89/x
  3. Step 3: Cross multiply
    127,933.53x = 176,547.87 × 71,344.89
  4. Step 4: Simplify right side
    127,933.53x = 12,595,788,364.88
  5. Step 5: Solve for x
    x = 12,595,788,364.88/127,933.53
  6. Step 6: Final answer
    x = 98,455.72

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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.