Home / 124,627.60-171,979.62-70,911.52

Finding the Fourth Proportional to 124,627.60, 171,979.62 and 70,911.52

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Solution

The fourth proportional to 124,627.60, 171,979.62 and 70,911.52 is: 97,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,627.60 : 171,979.62 = 70,911.52 : x
  2. Step 2: Convert to fraction form
    124,627.60/171,979.62 = 70,911.52/x
  3. Step 3: Cross multiply
    124,627.60x = 171,979.62 × 70,911.52
  4. Step 4: Simplify right side
    124,627.60x = 12,195,336,263.22
  5. Step 5: Solve for x
    x = 12,195,336,263.22/124,627.60
  6. Step 6: Final answer
    x = 97,854.22

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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.