Home / 151,926.60-209,657.52-83,948.16

Finding the Fourth Proportional to 151,926.60, 209,657.52 and 83,948.16

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Solution

The fourth proportional to 151,926.60, 209,657.52 and 83,948.16 is: 115,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,926.60 : 209,657.52 = 83,948.16 : x
  2. Step 2: Convert to fraction form
    151,926.60/209,657.52 = 83,948.16/x
  3. Step 3: Cross multiply
    151,926.60x = 209,657.52 × 83,948.16
  4. Step 4: Simplify right side
    151,926.60x = 17,600,363,034.16
  5. Step 5: Solve for x
    x = 17,600,363,034.16/151,926.60
  6. Step 6: Final answer
    x = 115,847.80

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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.