Home / 154,587.08-231,547.35-104,391.16

Finding the Fourth Proportional to 154,587.08, 231,547.35 and 104,391.16

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Solution

The fourth proportional to 154,587.08, 231,547.35 and 104,391.16 is: 156,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,587.08 : 231,547.35 = 104,391.16 : x
  2. Step 2: Convert to fraction form
    154,587.08/231,547.35 = 104,391.16/x
  3. Step 3: Cross multiply
    154,587.08x = 231,547.35 × 104,391.16
  4. Step 4: Simplify right side
    154,587.08x = 24,171,496,461.43
  5. Step 5: Solve for x
    x = 24,171,496,461.43/154,587.08
  6. Step 6: Final answer
    x = 156,361.69

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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.