Home / 154,235.32-231,352.63-41,931.86

Finding the Fourth Proportional to 154,235.32, 231,352.63 and 41,931.86

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Solution

The fourth proportional to 154,235.32, 231,352.63 and 41,931.86 is: 62,897.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,235.32 : 231,352.63 = 41,931.86 : x
  2. Step 2: Convert to fraction form
    154,235.32/231,352.63 = 41,931.86/x
  3. Step 3: Cross multiply
    154,235.32x = 231,352.63 × 41,931.86
  4. Step 4: Simplify right side
    154,235.32x = 9,701,044,830.20
  5. Step 5: Solve for x
    x = 9,701,044,830.20/154,235.32
  6. Step 6: Final answer
    x = 62,897.69

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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.