Home / 156,950.03-235,510.50-68,203.19

Finding the Fourth Proportional to 156,950.03, 235,510.50 and 68,203.19

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Solution

The fourth proportional to 156,950.03, 235,510.50 and 68,203.19 is: 102,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,950.03 : 235,510.50 = 68,203.19 : x
  2. Step 2: Convert to fraction form
    156,950.03/235,510.50 = 68,203.19/x
  3. Step 3: Cross multiply
    156,950.03x = 235,510.50 × 68,203.19
  4. Step 4: Simplify right side
    156,950.03x = 16,062,567,378.50
  5. Step 5: Solve for x
    x = 16,062,567,378.50/156,950.03
  6. Step 6: Final answer
    x = 102,341.92

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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.