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Finding the Fourth Proportional to 111,220.58, 153,482.51 and 60,232.90

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Solution

The fourth proportional to 111,220.58, 153,482.51 and 60,232.90 is: 83,120.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,220.58 : 153,482.51 = 60,232.90 : x
  2. Step 2: Convert to fraction form
    111,220.58/153,482.51 = 60,232.90/x
  3. Step 3: Cross multiply
    111,220.58x = 153,482.51 × 60,232.90
  4. Step 4: Simplify right side
    111,220.58x = 9,244,696,676.58
  5. Step 5: Solve for x
    x = 9,244,696,676.58/111,220.58
  6. Step 6: Final answer
    x = 83,120.38

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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.