Home / 175,785.89-242,599.44-99,319.04

Finding the Fourth Proportional to 175,785.89, 242,599.44 and 99,319.04

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Solution

The fourth proportional to 175,785.89, 242,599.44 and 99,319.04 is: 137,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,785.89 : 242,599.44 = 99,319.04 : x
  2. Step 2: Convert to fraction form
    175,785.89/242,599.44 = 99,319.04/x
  3. Step 3: Cross multiply
    175,785.89x = 242,599.44 × 99,319.04
  4. Step 4: Simplify right side
    175,785.89x = 24,094,743,485.34
  5. Step 5: Solve for x
    x = 24,094,743,485.34/175,785.89
  6. Step 6: Final answer
    x = 137,068.70

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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.