Home / 134,689.32-202,035-59,789.34

Finding the Fourth Proportional to 134,689.32, 202,035 and 59,789.34

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Solution

The fourth proportional to 134,689.32, 202,035 and 59,789.34 is: 89,684.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,689.32 : 202,035 = 59,789.34 : x
  2. Step 2: Convert to fraction form
    134,689.32/202,035 = 59,789.34/x
  3. Step 3: Cross multiply
    134,689.32x = 202,035 × 59,789.34
  4. Step 4: Simplify right side
    134,689.32x = 12,079,539,306.90
  5. Step 5: Solve for x
    x = 12,079,539,306.90/134,689.32
  6. Step 6: Final answer
    x = 89,684.46

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1.5x scale

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.