Home / 155,429.12-233,108.84-60,661.56

Finding the Fourth Proportional to 155,429.12, 233,108.84 and 60,661.56

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Solution

The fourth proportional to 155,429.12, 233,108.84 and 60,661.56 is: 90,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,429.12 : 233,108.84 = 60,661.56 : x
  2. Step 2: Convert to fraction form
    155,429.12/233,108.84 = 60,661.56/x
  3. Step 3: Cross multiply
    155,429.12x = 233,108.84 × 60,661.56
  4. Step 4: Simplify right side
    155,429.12x = 14,140,745,884.19
  5. Step 5: Solve for x
    x = 14,140,745,884.19/155,429.12
  6. Step 6: Final answer
    x = 90,978.74

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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.