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Finding the Fourth Proportional to 110,193.66, 152,101.62 and 64,868.04

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Solution

The fourth proportional to 110,193.66, 152,101.62 and 64,868.04 is: 89,538.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,193.66 : 152,101.62 = 64,868.04 : x
  2. Step 2: Convert to fraction form
    110,193.66/152,101.62 = 64,868.04/x
  3. Step 3: Cross multiply
    110,193.66x = 152,101.62 × 64,868.04
  4. Step 4: Simplify right side
    110,193.66x = 9,866,533,970.22
  5. Step 5: Solve for x
    x = 9,866,533,970.22/110,193.66
  6. Step 6: Final answer
    x = 89,538.13

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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.