Home / 153,190.44-229,826.16-70,065

Finding the Fourth Proportional to 153,190.44, 229,826.16 and 70,065

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Solution

The fourth proportional to 153,190.44, 229,826.16 and 70,065 is: 105,116.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,190.44 : 229,826.16 = 70,065 : x
  2. Step 2: Convert to fraction form
    153,190.44/229,826.16 = 70,065/x
  3. Step 3: Cross multiply
    153,190.44x = 229,826.16 × 70,065
  4. Step 4: Simplify right side
    153,190.44x = 16,102,769,900.40
  5. Step 5: Solve for x
    x = 16,102,769,900.40/153,190.44
  6. Step 6: Final answer
    x = 105,116.02

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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.