Home / 177,393.60-266,090.40-93,121.20

Finding the Fourth Proportional to 177,393.60, 266,090.40 and 93,121.20

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Solution

The fourth proportional to 177,393.60, 266,090.40 and 93,121.20 is: 139,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,393.60 : 266,090.40 = 93,121.20 : x
  2. Step 2: Convert to fraction form
    177,393.60/266,090.40 = 93,121.20/x
  3. Step 3: Cross multiply
    177,393.60x = 266,090.40 × 93,121.20
  4. Step 4: Simplify right side
    177,393.60x = 24,778,657,356.48
  5. Step 5: Solve for x
    x = 24,778,657,356.48/177,393.60
  6. Step 6: Final answer
    x = 139,681.80

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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.