Home / 153,543.06-230,381.52-53,774.82

Finding the Fourth Proportional to 153,543.06, 230,381.52 and 53,774.82

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Solution

The fourth proportional to 153,543.06, 230,381.52 and 53,774.82 is: 80,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,543.06 : 230,381.52 = 53,774.82 : x
  2. Step 2: Convert to fraction form
    153,543.06/230,381.52 = 53,774.82/x
  3. Step 3: Cross multiply
    153,543.06x = 230,381.52 × 53,774.82
  4. Step 4: Simplify right side
    153,543.06x = 12,388,724,769.33
  5. Step 5: Solve for x
    x = 12,388,724,769.33/153,543.06
  6. Step 6: Final answer
    x = 80,685.67

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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.