Home / 176,069.90-242,972.06-98,544.40

Finding the Fourth Proportional to 176,069.90, 242,972.06 and 98,544.40

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Solution

The fourth proportional to 176,069.90, 242,972.06 and 98,544.40 is: 135,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,069.90 : 242,972.06 = 98,544.40 : x
  2. Step 2: Convert to fraction form
    176,069.90/242,972.06 = 98,544.40/x
  3. Step 3: Cross multiply
    176,069.90x = 242,972.06 × 98,544.40
  4. Step 4: Simplify right side
    176,069.90x = 23,943,534,769.31
  5. Step 5: Solve for x
    x = 23,943,534,769.31/176,069.90
  6. Step 6: Final answer
    x = 135,988.80

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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.