Home / 74,909.36-103,380.36-43,088.24

Finding the Fourth Proportional to 74,909.36, 103,380.36 and 43,088.24

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Solution

The fourth proportional to 74,909.36, 103,380.36 and 43,088.24 is: 59,464.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,909.36 : 103,380.36 = 43,088.24 : x
  2. Step 2: Convert to fraction form
    74,909.36/103,380.36 = 43,088.24/x
  3. Step 3: Cross multiply
    74,909.36x = 103,380.36 × 43,088.24
  4. Step 4: Simplify right side
    74,909.36x = 4,454,477,762.97
  5. Step 5: Solve for x
    x = 4,454,477,762.97/74,909.36
  6. Step 6: Final answer
    x = 59,464.90

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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.