Home / 72,425.26-99,946.54-40,594.15

Finding the Fourth Proportional to 72,425.26, 99,946.54 and 40,594.15

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Solution

The fourth proportional to 72,425.26, 99,946.54 and 40,594.15 is: 56,019.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,425.26 : 99,946.54 = 40,594.15 : x
  2. Step 2: Convert to fraction form
    72,425.26/99,946.54 = 40,594.15/x
  3. Step 3: Cross multiply
    72,425.26x = 99,946.54 × 40,594.15
  4. Step 4: Simplify right side
    72,425.26x = 4,057,244,836.74
  5. Step 5: Solve for x
    x = 4,057,244,836.74/72,425.26
  6. Step 6: Final answer
    x = 56,019.75

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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.