Home / 65,123.20-97,689.60-23,564.80

Finding the Fourth Proportional to 65,123.20, 97,689.60 and 23,564.80

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Solution

The fourth proportional to 65,123.20, 97,689.60 and 23,564.80 is: 35,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,123.20 : 97,689.60 = 23,564.80 : x
  2. Step 2: Convert to fraction form
    65,123.20/97,689.60 = 23,564.80/x
  3. Step 3: Cross multiply
    65,123.20x = 97,689.60 × 23,564.80
  4. Step 4: Simplify right side
    65,123.20x = 2,302,035,886.08
  5. Step 5: Solve for x
    x = 2,302,035,886.08/65,123.20
  6. Step 6: Final answer
    x = 35,348.94

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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.