Home / 109,524.84-151,141.24-61,775.32

Finding the Fourth Proportional to 109,524.84, 151,141.24 and 61,775.32

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Solution

The fourth proportional to 109,524.84, 151,141.24 and 61,775.32 is: 85,248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,524.84 : 151,141.24 = 61,775.32 : x
  2. Step 2: Convert to fraction form
    109,524.84/151,141.24 = 61,775.32/x
  3. Step 3: Cross multiply
    109,524.84x = 151,141.24 × 61,775.32
  4. Step 4: Simplify right side
    109,524.84x = 9,336,798,466.20
  5. Step 5: Solve for x
    x = 9,336,798,466.20/109,524.84
  6. Step 6: Final answer
    x = 85,248.23

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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.