Home / 65,247.06-97,885.14-20,876.46

Finding the Fourth Proportional to 65,247.06, 97,885.14 and 20,876.46

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Solution

The fourth proportional to 65,247.06, 97,885.14 and 20,876.46 is: 31,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,247.06 : 97,885.14 = 20,876.46 : x
  2. Step 2: Convert to fraction form
    65,247.06/97,885.14 = 20,876.46/x
  3. Step 3: Cross multiply
    65,247.06x = 97,885.14 × 20,876.46
  4. Step 4: Simplify right side
    65,247.06x = 2,043,495,209.80
  5. Step 5: Solve for x
    x = 2,043,495,209.80/65,247.06
  6. Step 6: Final answer
    x = 31,319.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.