Home / 69,901.82-96,465.62-38,070.70

Finding the Fourth Proportional to 69,901.82, 96,465.62 and 38,070.70

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Solution

The fourth proportional to 69,901.82, 96,465.62 and 38,070.70 is: 52,538.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901.82 : 96,465.62 = 38,070.70 : x
  2. Step 2: Convert to fraction form
    69,901.82/96,465.62 = 38,070.70/x
  3. Step 3: Cross multiply
    69,901.82x = 96,465.62 × 38,070.70
  4. Step 4: Simplify right side
    69,901.82x = 3,672,513,247.82
  5. Step 5: Solve for x
    x = 3,672,513,247.82/69,901.82
  6. Step 6: Final answer
    x = 52,538.16

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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.