Home / 59,761.32-89,641.16-20,345.92

Finding the Fourth Proportional to 59,761.32, 89,641.16 and 20,345.92

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Solution

The fourth proportional to 59,761.32, 89,641.16 and 20,345.92 is: 30,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,761.32 : 89,641.16 = 20,345.92 : x
  2. Step 2: Convert to fraction form
    59,761.32/89,641.16 = 20,345.92/x
  3. Step 3: Cross multiply
    59,761.32x = 89,641.16 × 20,345.92
  4. Step 4: Simplify right side
    59,761.32x = 1,823,831,870.07
  5. Step 5: Solve for x
    x = 1,823,831,870.07/59,761.32
  6. Step 6: Final answer
    x = 30,518.60

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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.