Home / 127,250.75-175,613.33-70,665.77

Finding the Fourth Proportional to 127,250.75, 175,613.33 and 70,665.77

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Solution

The fourth proportional to 127,250.75, 175,613.33 and 70,665.77 is: 97,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,250.75 : 175,613.33 = 70,665.77 : x
  2. Step 2: Convert to fraction form
    127,250.75/175,613.33 = 70,665.77/x
  3. Step 3: Cross multiply
    127,250.75x = 175,613.33 × 70,665.77
  4. Step 4: Simplify right side
    127,250.75x = 12,409,851,186.71
  5. Step 5: Solve for x
    x = 12,409,851,186.71/127,250.75
  6. Step 6: Final answer
    x = 97,522.81

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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.