Home / 56,568.38-78,058.49-32,702.67

Finding the Fourth Proportional to 56,568.38, 78,058.49 and 32,702.67

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Solution

The fourth proportional to 56,568.38, 78,058.49 and 32,702.67 is: 45,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,568.38 : 78,058.49 = 32,702.67 : x
  2. Step 2: Convert to fraction form
    56,568.38/78,058.49 = 32,702.67/x
  3. Step 3: Cross multiply
    56,568.38x = 78,058.49 × 32,702.67
  4. Step 4: Simplify right side
    56,568.38x = 2,552,720,875.65
  5. Step 5: Solve for x
    x = 2,552,720,875.65/56,568.38
  6. Step 6: Final answer
    x = 45,126.29

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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.