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Finding the Fourth Proportional to 70,599.47, 97,292.57 and 69,302.43

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Solution

The fourth proportional to 70,599.47, 97,292.57 and 69,302.43 is: 95,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,599.47 : 97,292.57 = 69,302.43 : x
  2. Step 2: Convert to fraction form
    70,599.47/97,292.57 = 69,302.43/x
  3. Step 3: Cross multiply
    70,599.47x = 97,292.57 × 69,302.43
  4. Step 4: Simplify right side
    70,599.47x = 6,742,611,175.43
  5. Step 5: Solve for x
    x = 6,742,611,175.43/70,599.47
  6. Step 6: Final answer
    x = 95,505.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.