Home / 99,274.08-136,998.96-53,952.24

Finding the Fourth Proportional to 99,274.08, 136,998.96 and 53,952.24

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Solution

The fourth proportional to 99,274.08, 136,998.96 and 53,952.24 is: 74,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274.08 : 136,998.96 = 53,952.24 : x
  2. Step 2: Convert to fraction form
    99,274.08/136,998.96 = 53,952.24/x
  3. Step 3: Cross multiply
    99,274.08x = 136,998.96 × 53,952.24
  4. Step 4: Simplify right side
    99,274.08x = 7,391,400,769.67
  5. Step 5: Solve for x
    x = 7,391,400,769.67/99,274.08
  6. Step 6: Final answer
    x = 74,454.49

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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.