Home / 56,384.42-77,810.49-31,233.92

Finding the Fourth Proportional to 56,384.42, 77,810.49 and 31,233.92

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Solution

The fourth proportional to 56,384.42, 77,810.49 and 31,233.92 is: 43,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,384.42 : 77,810.49 = 31,233.92 : x
  2. Step 2: Convert to fraction form
    56,384.42/77,810.49 = 31,233.92/x
  3. Step 3: Cross multiply
    56,384.42x = 77,810.49 × 31,233.92
  4. Step 4: Simplify right side
    56,384.42x = 2,430,326,289.33
  5. Step 5: Solve for x
    x = 2,430,326,289.33/56,384.42
  6. Step 6: Final answer
    x = 43,102.80

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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.