Home / 56,017.64-77,304.57-30,867.14

Finding the Fourth Proportional to 56,017.64, 77,304.57 and 30,867.14

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Solution

The fourth proportional to 56,017.64, 77,304.57 and 30,867.14 is: 42,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.64 : 77,304.57 = 30,867.14 : x
  2. Step 2: Convert to fraction form
    56,017.64/77,304.57 = 30,867.14/x
  3. Step 3: Cross multiply
    56,017.64x = 77,304.57 × 30,867.14
  4. Step 4: Simplify right side
    56,017.64x = 2,386,170,984.83
  5. Step 5: Solve for x
    x = 2,386,170,984.83/56,017.64
  6. Step 6: Final answer
    x = 42,596.78

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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.