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Finding the Fourth Proportional to 70,700.54, 106,045.29 and 41,099.50

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Solution

The fourth proportional to 70,700.54, 106,045.29 and 41,099.50 is: 61,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,700.54 : 106,045.29 = 41,099.50 : x
  2. Step 2: Convert to fraction form
    70,700.54/106,045.29 = 41,099.50/x
  3. Step 3: Cross multiply
    70,700.54x = 106,045.29 × 41,099.50
  4. Step 4: Simplify right side
    70,700.54x = 4,358,407,866.13
  5. Step 5: Solve for x
    x = 4,358,407,866.13/70,700.54
  6. Step 6: Final answer
    x = 61,646.03

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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.