Home / 40,223.90-60,255.66-31,417.58

Finding the Fourth Proportional to 40,223.90, 60,255.66 and 31,417.58

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Solution

The fourth proportional to 40,223.90, 60,255.66 and 31,417.58 is: 47,063.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,223.90 : 60,255.66 = 31,417.58 : x
  2. Step 2: Convert to fraction form
    40,223.90/60,255.66 = 31,417.58/x
  3. Step 3: Cross multiply
    40,223.90x = 60,255.66 × 31,417.58
  4. Step 4: Simplify right side
    40,223.90x = 1,893,087,018.50
  5. Step 5: Solve for x
    x = 1,893,087,018.50/40,223.90
  6. Step 6: Final answer
    x = 47,063.74

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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.