Home / 83,005.46-114,643.15-60,445.34

Finding the Fourth Proportional to 83,005.46, 114,643.15 and 60,445.34

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Solution

The fourth proportional to 83,005.46, 114,643.15 and 60,445.34 is: 83,484.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,005.46 : 114,643.15 = 60,445.34 : x
  2. Step 2: Convert to fraction form
    83,005.46/114,643.15 = 60,445.34/x
  3. Step 3: Cross multiply
    83,005.46x = 114,643.15 × 60,445.34
  4. Step 4: Simplify right side
    83,005.46x = 6,929,643,886.00
  5. Step 5: Solve for x
    x = 6,929,643,886.00/83,005.46
  6. Step 6: Final answer
    x = 83,484.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.