Home / 60,857.28-91,300.48-19,304.24

Finding the Fourth Proportional to 60,857.28, 91,300.48 and 19,304.24

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Solution

The fourth proportional to 60,857.28, 91,300.48 and 19,304.24 is: 28,960.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,857.28 : 91,300.48 = 19,304.24 : x
  2. Step 2: Convert to fraction form
    60,857.28/91,300.48 = 19,304.24/x
  3. Step 3: Cross multiply
    60,857.28x = 91,300.48 × 19,304.24
  4. Step 4: Simplify right side
    60,857.28x = 1,762,486,378.04
  5. Step 5: Solve for x
    x = 1,762,486,378.04/60,857.28
  6. Step 6: Final answer
    x = 28,960.98

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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.