Home / 153,030.80-229,546.20-117,601.40

Finding the Fourth Proportional to 153,030.80, 229,546.20 and 117,601.40

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Solution

The fourth proportional to 153,030.80, 229,546.20 and 117,601.40 is: 176,402.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,030.80 : 229,546.20 = 117,601.40 : x
  2. Step 2: Convert to fraction form
    153,030.80/229,546.20 = 117,601.40/x
  3. Step 3: Cross multiply
    153,030.80x = 229,546.20 × 117,601.40
  4. Step 4: Simplify right side
    153,030.80x = 26,994,954,484.68
  5. Step 5: Solve for x
    x = 26,994,954,484.68/153,030.80
  6. Step 6: Final answer
    x = 176,402.10

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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.