Home / 56,243.19-77,617.22-31,094.31

Finding the Fourth Proportional to 56,243.19, 77,617.22 and 31,094.31

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Solution

The fourth proportional to 56,243.19, 77,617.22 and 31,094.31 is: 42,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,243.19 : 77,617.22 = 31,094.31 : x
  2. Step 2: Convert to fraction form
    56,243.19/77,617.22 = 31,094.31/x
  3. Step 3: Cross multiply
    56,243.19x = 77,617.22 × 31,094.31
  4. Step 4: Simplify right side
    56,243.19x = 2,413,453,667.11
  5. Step 5: Solve for x
    x = 2,413,453,667.11/56,243.19
  6. Step 6: Final answer
    x = 42,911.04

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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.