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Finding the Fourth Proportional to 96,747.90, 144,927.45 and 65,255.10

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Solution

The fourth proportional to 96,747.90, 144,927.45 and 65,255.10 is: 97,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,747.90 : 144,927.45 = 65,255.10 : x
  2. Step 2: Convert to fraction form
    96,747.90/144,927.45 = 65,255.10/x
  3. Step 3: Cross multiply
    96,747.90x = 144,927.45 × 65,255.10
  4. Step 4: Simplify right side
    96,747.90x = 9,457,255,242.50
  5. Step 5: Solve for x
    x = 9,457,255,242.50/96,747.90
  6. Step 6: Final answer
    x = 97,751.53

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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.