Home / 151,052.50-208,452.45-83,070.70

Finding the Fourth Proportional to 151,052.50, 208,452.45 and 83,070.70

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Solution

The fourth proportional to 151,052.50, 208,452.45 and 83,070.70 is: 114,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,052.50 : 208,452.45 = 83,070.70 : x
  2. Step 2: Convert to fraction form
    151,052.50/208,452.45 = 83,070.70/x
  3. Step 3: Cross multiply
    151,052.50x = 208,452.45 × 83,070.70
  4. Step 4: Simplify right side
    151,052.50x = 17,316,290,938.22
  5. Step 5: Solve for x
    x = 17,316,290,938.22/151,052.50
  6. Step 6: Final answer
    x = 114,637.57

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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.