Home / 109,528.64-151,149.47-59,227.64

Finding the Fourth Proportional to 109,528.64, 151,149.47 and 59,227.64

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Solution

The fourth proportional to 109,528.64, 151,149.47 and 59,227.64 is: 81,734.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,528.64 : 151,149.47 = 59,227.64 : x
  2. Step 2: Convert to fraction form
    109,528.64/151,149.47 = 59,227.64/x
  3. Step 3: Cross multiply
    109,528.64x = 151,149.47 × 59,227.64
  4. Step 4: Simplify right side
    109,528.64x = 8,952,226,395.35
  5. Step 5: Solve for x
    x = 8,952,226,395.35/109,528.64
  6. Step 6: Final answer
    x = 81,734.11

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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.