Home / 56,000.76-77,282.64-32,131.68

Finding the Fourth Proportional to 56,000.76, 77,282.64 and 32,131.68

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Solution

The fourth proportional to 56,000.76, 77,282.64 and 32,131.68 is: 44,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,000.76 : 77,282.64 = 32,131.68 : x
  2. Step 2: Convert to fraction form
    56,000.76/77,282.64 = 32,131.68/x
  3. Step 3: Cross multiply
    56,000.76x = 77,282.64 × 32,131.68
  4. Step 4: Simplify right side
    56,000.76x = 2,483,221,058.04
  5. Step 5: Solve for x
    x = 2,483,221,058.04/56,000.76
  6. Step 6: Final answer
    x = 44,342.63

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Double scale
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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.