Home / 179,719.50-248,009.76-99,154.74

Finding the Fourth Proportional to 179,719.50, 248,009.76 and 99,154.74

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Solution

The fourth proportional to 179,719.50, 248,009.76 and 99,154.74 is: 136,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,719.50 : 248,009.76 = 99,154.74 : x
  2. Step 2: Convert to fraction form
    179,719.50/248,009.76 = 99,154.74/x
  3. Step 3: Cross multiply
    179,719.50x = 248,009.76 × 99,154.74
  4. Step 4: Simplify right side
    179,719.50x = 24,591,343,270.26
  5. Step 5: Solve for x
    x = 24,591,343,270.26/179,719.50
  6. Step 6: Final answer
    x = 136,831.80

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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.