Home / 99,274.02-136,999.22-53,952.77

Finding the Fourth Proportional to 99,274.02, 136,999.22 and 53,952.77

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Solution

The fourth proportional to 99,274.02, 136,999.22 and 53,952.77 is: 74,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274.02 : 136,999.22 = 53,952.77 : x
  2. Step 2: Convert to fraction form
    99,274.02/136,999.22 = 53,952.77/x
  3. Step 3: Cross multiply
    99,274.02x = 136,999.22 × 53,952.77
  4. Step 4: Simplify right side
    99,274.02x = 7,391,486,452.08
  5. Step 5: Solve for x
    x = 7,391,486,452.08/99,274.02
  6. Step 6: Final answer
    x = 74,455.40

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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.