Home / 155,647.18-233,680.66-99,596.72

Finding the Fourth Proportional to 155,647.18, 233,680.66 and 99,596.72

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Solution

The fourth proportional to 155,647.18, 233,680.66 and 99,596.72 is: 149,529.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,647.18 : 233,680.66 = 99,596.72 : x
  2. Step 2: Convert to fraction form
    155,647.18/233,680.66 = 99,596.72/x
  3. Step 3: Cross multiply
    155,647.18x = 233,680.66 × 99,596.72
  4. Step 4: Simplify right side
    155,647.18x = 23,273,827,263.44
  5. Step 5: Solve for x
    x = 23,273,827,263.44/155,647.18
  6. Step 6: Final answer
    x = 149,529.39

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1.5x scale

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.