Home / 69,901.80-96,461.08-38,070.48

Finding the Fourth Proportional to 69,901.80, 96,461.08 and 38,070.48

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Solution

The fourth proportional to 69,901.80, 96,461.08 and 38,070.48 is: 52,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901.80 : 96,461.08 = 38,070.48 : x
  2. Step 2: Convert to fraction form
    69,901.80/96,461.08 = 38,070.48/x
  3. Step 3: Cross multiply
    69,901.80x = 96,461.08 × 38,070.48
  4. Step 4: Simplify right side
    69,901.80x = 3,672,319,616.92
  5. Step 5: Solve for x
    x = 3,672,319,616.92/69,901.80
  6. Step 6: Final answer
    x = 52,535.41

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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.