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Finding the Fourth Proportional to 110,859.84, 153,023.04 and 88,240.32

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Solution

The fourth proportional to 110,859.84, 153,023.04 and 88,240.32 is: 121,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,859.84 : 153,023.04 = 88,240.32 : x
  2. Step 2: Convert to fraction form
    110,859.84/153,023.04 = 88,240.32/x
  3. Step 3: Cross multiply
    110,859.84x = 153,023.04 × 88,240.32
  4. Step 4: Simplify right side
    110,859.84x = 13,502,802,016.97
  5. Step 5: Solve for x
    x = 13,502,802,016.97/110,859.84
  6. Step 6: Final answer
    x = 121,800.66

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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.