Home / 56,888.42-85,406.55-43,750.10

Finding the Fourth Proportional to 56,888.42, 85,406.55 and 43,750.10

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Solution

The fourth proportional to 56,888.42, 85,406.55 and 43,750.10 is: 65,682.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,888.42 : 85,406.55 = 43,750.10 : x
  2. Step 2: Convert to fraction form
    56,888.42/85,406.55 = 43,750.10/x
  3. Step 3: Cross multiply
    56,888.42x = 85,406.55 × 43,750.10
  4. Step 4: Simplify right side
    56,888.42x = 3,736,545,103.16
  5. Step 5: Solve for x
    x = 3,736,545,103.16/56,888.42
  6. Step 6: Final answer
    x = 65,682.00

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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.