Home / 62,941.20-94,425.69-20,834.40

Finding the Fourth Proportional to 62,941.20, 94,425.69 and 20,834.40

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Solution

The fourth proportional to 62,941.20, 94,425.69 and 20,834.40 is: 31,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,941.20 : 94,425.69 = 20,834.40 : x
  2. Step 2: Convert to fraction form
    62,941.20/94,425.69 = 20,834.40/x
  3. Step 3: Cross multiply
    62,941.20x = 94,425.69 × 20,834.40
  4. Step 4: Simplify right side
    62,941.20x = 1,967,302,595.74
  5. Step 5: Solve for x
    x = 1,967,302,595.74/62,941.20
  6. Step 6: Final answer
    x = 31,256.20

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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.