Home / 235,437.06-353,147.76-102,317.45

Finding the Fourth Proportional to 235,437.06, 353,147.76 and 102,317.45

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Solution

The fourth proportional to 235,437.06, 353,147.76 and 102,317.45 is: 153,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,437.06 : 353,147.76 = 102,317.45 : x
  2. Step 2: Convert to fraction form
    235,437.06/353,147.76 = 102,317.45/x
  3. Step 3: Cross multiply
    235,437.06x = 353,147.76 × 102,317.45
  4. Step 4: Simplify right side
    235,437.06x = 36,133,176,510.67
  5. Step 5: Solve for x
    x = 36,133,176,510.67/235,437.06
  6. Step 6: Final answer
    x = 153,472.76

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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.