Home / 113,523.06-156,615.12-65,098.02

Finding the Fourth Proportional to 113,523.06, 156,615.12 and 65,098.02

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Solution

The fourth proportional to 113,523.06, 156,615.12 and 65,098.02 is: 89,808.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,523.06 : 156,615.12 = 65,098.02 : x
  2. Step 2: Convert to fraction form
    113,523.06/156,615.12 = 65,098.02/x
  3. Step 3: Cross multiply
    113,523.06x = 156,615.12 × 65,098.02
  4. Step 4: Simplify right side
    113,523.06x = 10,195,334,214.06
  5. Step 5: Solve for x
    x = 10,195,334,214.06/113,523.06
  6. Step 6: Final answer
    x = 89,808.49

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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.