Home / 104,942.30-144,825.50-59,016.40

Finding the Fourth Proportional to 104,942.30, 144,825.50 and 59,016.40

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Solution

The fourth proportional to 104,942.30, 144,825.50 and 59,016.40 is: 81,445.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,942.30 : 144,825.50 = 59,016.40 : x
  2. Step 2: Convert to fraction form
    104,942.30/144,825.50 = 59,016.40/x
  3. Step 3: Cross multiply
    104,942.30x = 144,825.50 × 59,016.40
  4. Step 4: Simplify right side
    104,942.30x = 8,547,079,638.20
  5. Step 5: Solve for x
    x = 8,547,079,638.20/104,942.30
  6. Step 6: Final answer
    x = 81,445.51

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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.