Home / 56,430.15-77,868.72-32,231.00

Finding the Fourth Proportional to 56,430.15, 77,868.72 and 32,231.00

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Solution

The fourth proportional to 56,430.15, 77,868.72 and 32,231.00 is: 44,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,430.15 : 77,868.72 = 32,231.00 : x
  2. Step 2: Convert to fraction form
    56,430.15/77,868.72 = 32,231.00/x
  3. Step 3: Cross multiply
    56,430.15x = 77,868.72 × 32,231.00
  4. Step 4: Simplify right side
    56,430.15x = 2,509,786,324.98
  5. Step 5: Solve for x
    x = 2,509,786,324.98/56,430.15
  6. Step 6: Final answer
    x = 44,475.98

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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.