Home / 38,733.75-53,438.85-25,312.77

Finding the Fourth Proportional to 38,733.75, 53,438.85 and 25,312.77

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Solution

The fourth proportional to 38,733.75, 53,438.85 and 25,312.77 is: 34,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,733.75 : 53,438.85 = 25,312.77 : x
  2. Step 2: Convert to fraction form
    38,733.75/53,438.85 = 25,312.77/x
  3. Step 3: Cross multiply
    38,733.75x = 53,438.85 × 25,312.77
  4. Step 4: Simplify right side
    38,733.75x = 1,352,685,319.11
  5. Step 5: Solve for x
    x = 1,352,685,319.11/38,733.75
  6. Step 6: Final answer
    x = 34,922.65

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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.