Home / 154,152.15-231,088.08-59,321.86

Finding the Fourth Proportional to 154,152.15, 231,088.08 and 59,321.86

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Solution

The fourth proportional to 154,152.15, 231,088.08 and 59,321.86 is: 88,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,152.15 : 231,088.08 = 59,321.86 : x
  2. Step 2: Convert to fraction form
    154,152.15/231,088.08 = 59,321.86/x
  3. Step 3: Cross multiply
    154,152.15x = 231,088.08 × 59,321.86
  4. Step 4: Simplify right side
    154,152.15x = 13,708,574,374.17
  5. Step 5: Solve for x
    x = 13,708,574,374.17/154,152.15
  6. Step 6: Final answer
    x = 88,928.86

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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.