Home / 82,437.51-113,776.00-52,225.64

Finding the Fourth Proportional to 82,437.51, 113,776.00 and 52,225.64

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Solution

The fourth proportional to 82,437.51, 113,776.00 and 52,225.64 is: 72,079.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,437.51 : 113,776.00 = 52,225.64 : x
  2. Step 2: Convert to fraction form
    82,437.51/113,776.00 = 52,225.64/x
  3. Step 3: Cross multiply
    82,437.51x = 113,776.00 × 52,225.64
  4. Step 4: Simplify right side
    82,437.51x = 5,942,024,143.86
  5. Step 5: Solve for x
    x = 5,942,024,143.86/82,437.51
  6. Step 6: Final answer
    x = 72,079.13

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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.