Home / 67,725.68-93,430.32-43,860.20

Finding the Fourth Proportional to 67,725.68, 93,430.32 and 43,860.20

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Solution

The fourth proportional to 67,725.68, 93,430.32 and 43,860.20 is: 60,506.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,725.68 : 93,430.32 = 43,860.20 : x
  2. Step 2: Convert to fraction form
    67,725.68/93,430.32 = 43,860.20/x
  3. Step 3: Cross multiply
    67,725.68x = 93,430.32 × 43,860.20
  4. Step 4: Simplify right side
    67,725.68x = 4,097,872,521.26
  5. Step 5: Solve for x
    x = 4,097,872,521.26/67,725.68
  6. Step 6: Final answer
    x = 60,506.92

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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.