Home / 209,434.57-314,058.66-59,640.85

Finding the Fourth Proportional to 209,434.57, 314,058.66 and 59,640.85

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Solution

The fourth proportional to 209,434.57, 314,058.66 and 59,640.85 is: 89,434.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,434.57 : 314,058.66 = 59,640.85 : x
  2. Step 2: Convert to fraction form
    209,434.57/314,058.66 = 59,640.85/x
  3. Step 3: Cross multiply
    209,434.57x = 314,058.66 × 59,640.85
  4. Step 4: Simplify right side
    209,434.57x = 18,730,725,432.26
  5. Step 5: Solve for x
    x = 18,730,725,432.26/209,434.57
  6. Step 6: Final answer
    x = 89,434.74

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1.5x scale

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.