Home / 99,068.40-148,080.60-96,706.08

Finding the Fourth Proportional to 99,068.40, 148,080.60 and 96,706.08

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Solution

The fourth proportional to 99,068.40, 148,080.60 and 96,706.08 is: 144,549.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,068.40 : 148,080.60 = 96,706.08 : x
  2. Step 2: Convert to fraction form
    99,068.40/148,080.60 = 96,706.08/x
  3. Step 3: Cross multiply
    99,068.40x = 148,080.60 × 96,706.08
  4. Step 4: Simplify right side
    99,068.40x = 14,320,294,350.05
  5. Step 5: Solve for x
    x = 14,320,294,350.05/99,068.40
  6. Step 6: Final answer
    x = 144,549.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.