Home / 109,566.16-151,201-59,265.04

Finding the Fourth Proportional to 109,566.16, 151,201 and 59,265.04

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Solution

The fourth proportional to 109,566.16, 151,201 and 59,265.04 is: 81,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,566.16 : 151,201 = 59,265.04 : x
  2. Step 2: Convert to fraction form
    109,566.16/151,201 = 59,265.04/x
  3. Step 3: Cross multiply
    109,566.16x = 151,201 × 59,265.04
  4. Step 4: Simplify right side
    109,566.16x = 8,960,933,313.04
  5. Step 5: Solve for x
    x = 8,960,933,313.04/109,566.16
  6. Step 6: Final answer
    x = 81,785.59

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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.