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Finding the Fourth Proportional to 70,314.99, 97,036.28 and 38,483.96

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Solution

The fourth proportional to 70,314.99, 97,036.28 and 38,483.96 is: 53,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,314.99 : 97,036.28 = 38,483.96 : x
  2. Step 2: Convert to fraction form
    70,314.99/97,036.28 = 38,483.96/x
  3. Step 3: Cross multiply
    70,314.99x = 97,036.28 × 38,483.96
  4. Step 4: Simplify right side
    70,314.99x = 3,734,340,330.61
  5. Step 5: Solve for x
    x = 3,734,340,330.61/70,314.99
  6. Step 6: Final answer
    x = 53,108.74

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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.