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Finding the Fourth Proportional to 47,300.68, 70,950.66 and 19,598.68

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Solution

The fourth proportional to 47,300.68, 70,950.66 and 19,598.68 is: 29,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,300.68 : 70,950.66 = 19,598.68 : x
  2. Step 2: Convert to fraction form
    47,300.68/70,950.66 = 19,598.68/x
  3. Step 3: Cross multiply
    47,300.68x = 70,950.66 × 19,598.68
  4. Step 4: Simplify right side
    47,300.68x = 1,390,539,281.13
  5. Step 5: Solve for x
    x = 1,390,539,281.13/47,300.68
  6. Step 6: Final answer
    x = 29,397.87

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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.