Home / 153,927.10-230,890.65-97,830.55

Finding the Fourth Proportional to 153,927.10, 230,890.65 and 97,830.55

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Solution

The fourth proportional to 153,927.10, 230,890.65 and 97,830.55 is: 146,745.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,927.10 : 230,890.65 = 97,830.55 : x
  2. Step 2: Convert to fraction form
    153,927.10/230,890.65 = 97,830.55/x
  3. Step 3: Cross multiply
    153,927.10x = 230,890.65 × 97,830.55
  4. Step 4: Simplify right side
    153,927.10x = 22,588,159,279.36
  5. Step 5: Solve for x
    x = 22,588,159,279.36/153,927.10
  6. Step 6: Final answer
    x = 146,745.83

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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.