Home / 55,652.28-76,803.76-30,501.76

Finding the Fourth Proportional to 55,652.28, 76,803.76 and 30,501.76

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Solution

The fourth proportional to 55,652.28, 76,803.76 and 30,501.76 is: 42,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,652.28 : 76,803.76 = 30,501.76 : x
  2. Step 2: Convert to fraction form
    55,652.28/76,803.76 = 30,501.76/x
  3. Step 3: Cross multiply
    55,652.28x = 76,803.76 × 30,501.76
  4. Step 4: Simplify right side
    55,652.28x = 2,342,649,854.62
  5. Step 5: Solve for x
    x = 2,342,649,854.62/55,652.28
  6. Step 6: Final answer
    x = 42,094.41

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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.