Home / 102,706.10-153,886.35-96,485.30

Finding the Fourth Proportional to 102,706.10, 153,886.35 and 96,485.30

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Solution

The fourth proportional to 102,706.10, 153,886.35 and 96,485.30 is: 144,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,706.10 : 153,886.35 = 96,485.30 : x
  2. Step 2: Convert to fraction form
    102,706.10/153,886.35 = 96,485.30/x
  3. Step 3: Cross multiply
    102,706.10x = 153,886.35 × 96,485.30
  4. Step 4: Simplify right side
    102,706.10x = 14,847,770,645.66
  5. Step 5: Solve for x
    x = 14,847,770,645.66/102,706.10
  6. Step 6: Final answer
    x = 144,565.62

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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.