Home / 56,017.26-77,300.19-30,866.76

Finding the Fourth Proportional to 56,017.26, 77,300.19 and 30,866.76

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Solution

The fourth proportional to 56,017.26, 77,300.19 and 30,866.76 is: 42,594.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.26 : 77,300.19 = 30,866.76 : x
  2. Step 2: Convert to fraction form
    56,017.26/77,300.19 = 30,866.76/x
  3. Step 3: Cross multiply
    56,017.26x = 77,300.19 × 30,866.76
  4. Step 4: Simplify right side
    56,017.26x = 2,386,006,412.68
  5. Step 5: Solve for x
    x = 2,386,006,412.68/56,017.26
  6. Step 6: Final answer
    x = 42,594.13

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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.