Home / 65,623.60-98,435.40-59,633.20

Finding the Fourth Proportional to 65,623.60, 98,435.40 and 59,633.20

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Solution

The fourth proportional to 65,623.60, 98,435.40 and 59,633.20 is: 89,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,623.60 : 98,435.40 = 59,633.20 : x
  2. Step 2: Convert to fraction form
    65,623.60/98,435.40 = 59,633.20/x
  3. Step 3: Cross multiply
    65,623.60x = 98,435.40 × 59,633.20
  4. Step 4: Simplify right side
    65,623.60x = 5,870,017,895.28
  5. Step 5: Solve for x
    x = 5,870,017,895.28/65,623.60
  6. Step 6: Final answer
    x = 89,449.80

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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.