Home / 109,803.88-151,521.06-62,057.32

Finding the Fourth Proportional to 109,803.88, 151,521.06 and 62,057.32

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Solution

The fourth proportional to 109,803.88, 151,521.06 and 62,057.32 is: 85,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,803.88 : 151,521.06 = 62,057.32 : x
  2. Step 2: Convert to fraction form
    109,803.88/151,521.06 = 62,057.32/x
  3. Step 3: Cross multiply
    109,803.88x = 151,521.06 × 62,057.32
  4. Step 4: Simplify right side
    109,803.88x = 9,402,990,907.16
  5. Step 5: Solve for x
    x = 9,402,990,907.16/109,803.88
  6. Step 6: Final answer
    x = 85,634.41

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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.