Home / 34,876.23-48,129.74-18,960.74

Finding the Fourth Proportional to 34,876.23, 48,129.74 and 18,960.74

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Solution

The fourth proportional to 34,876.23, 48,129.74 and 18,960.74 is: 26,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.23 : 48,129.74 = 18,960.74 : x
  2. Step 2: Convert to fraction form
    34,876.23/48,129.74 = 18,960.74/x
  3. Step 3: Cross multiply
    34,876.23x = 48,129.74 × 18,960.74
  4. Step 4: Simplify right side
    34,876.23x = 912,575,533.81
  5. Step 5: Solve for x
    x = 912,575,533.81/34,876.23
  6. Step 6: Final answer
    x = 26,166.12

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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.