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Finding the Fourth Proportional to 96,501.65, 144,911.64 and 65,113.34

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Solution

The fourth proportional to 96,501.65, 144,911.64 and 65,113.34 is: 97,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,501.65 : 144,911.64 = 65,113.34 : x
  2. Step 2: Convert to fraction form
    96,501.65/144,911.64 = 65,113.34/x
  3. Step 3: Cross multiply
    96,501.65x = 144,911.64 × 65,113.34
  4. Step 4: Simplify right side
    96,501.65x = 9,435,680,885.28
  5. Step 5: Solve for x
    x = 9,435,680,885.28/96,501.65
  6. Step 6: Final answer
    x = 97,777.40

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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.