Home / 91,500.77-126,157.20-70,017.14

Finding the Fourth Proportional to 91,500.77, 126,157.20 and 70,017.14

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Solution

The fourth proportional to 91,500.77, 126,157.20 and 70,017.14 is: 96,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,500.77 : 126,157.20 = 70,017.14 : x
  2. Step 2: Convert to fraction form
    91,500.77/126,157.20 = 70,017.14/x
  3. Step 3: Cross multiply
    91,500.77x = 126,157.20 × 70,017.14
  4. Step 4: Simplify right side
    91,500.77x = 8,833,166,387.24
  5. Step 5: Solve for x
    x = 8,833,166,387.24/91,500.77
  6. Step 6: Final answer
    x = 96,536.52

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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.