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Finding the Fourth Proportional to 177,534.80, 266,496.60 and 98,802.80

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Solution

The fourth proportional to 177,534.80, 266,496.60 and 98,802.80 is: 148,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,534.80 : 266,496.60 = 98,802.80 : x
  2. Step 2: Convert to fraction form
    177,534.80/266,496.60 = 98,802.80/x
  3. Step 3: Cross multiply
    177,534.80x = 266,496.60 × 98,802.80
  4. Step 4: Simplify right side
    177,534.80x = 26,330,610,270.48
  5. Step 5: Solve for x
    x = 26,330,610,270.48/177,534.80
  6. Step 6: Final answer
    x = 148,312.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.