Home / 56,700.68-84,953.82-40,030.88

Finding the Fourth Proportional to 56,700.68, 84,953.82 and 40,030.88

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Solution

The fourth proportional to 56,700.68, 84,953.82 and 40,030.88 is: 59,977.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,700.68 : 84,953.82 = 40,030.88 : x
  2. Step 2: Convert to fraction form
    56,700.68/84,953.82 = 40,030.88/x
  3. Step 3: Cross multiply
    56,700.68x = 84,953.82 × 40,030.88
  4. Step 4: Simplify right side
    56,700.68x = 3,400,776,173.96
  5. Step 5: Solve for x
    x = 3,400,776,173.96/56,700.68
  6. Step 6: Final answer
    x = 59,977.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.