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Finding the Fourth Proportional to 70,966.08, 97,223.13 and 68,307.12

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Solution

The fourth proportional to 70,966.08, 97,223.13 and 68,307.12 is: 93,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,966.08 : 97,223.13 = 68,307.12 : x
  2. Step 2: Convert to fraction form
    70,966.08/97,223.13 = 68,307.12/x
  3. Step 3: Cross multiply
    70,966.08x = 97,223.13 × 68,307.12
  4. Step 4: Simplify right side
    70,966.08x = 6,641,032,007.69
  5. Step 5: Solve for x
    x = 6,641,032,007.69/70,966.08
  6. Step 6: Final answer
    x = 93,580.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.