Home / 56,208.92-77,565.93-30,714.68

Finding the Fourth Proportional to 56,208.92, 77,565.93 and 30,714.68

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Solution

The fourth proportional to 56,208.92, 77,565.93 and 30,714.68 is: 42,384.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,208.92 : 77,565.93 = 30,714.68 : x
  2. Step 2: Convert to fraction form
    56,208.92/77,565.93 = 30,714.68/x
  3. Step 3: Cross multiply
    56,208.92x = 77,565.93 × 30,714.68
  4. Step 4: Simplify right side
    56,208.92x = 2,382,412,718.85
  5. Step 5: Solve for x
    x = 2,382,412,718.85/56,208.92
  6. Step 6: Final answer
    x = 42,384.96

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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.