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Finding the Fourth Proportional to 153,377.63, 230,078.75 and 53,535.62

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Solution

The fourth proportional to 153,377.63, 230,078.75 and 53,535.62 is: 80,307.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,377.63 : 230,078.75 = 53,535.62 : x
  2. Step 2: Convert to fraction form
    153,377.63/230,078.75 = 53,535.62/x
  3. Step 3: Cross multiply
    153,377.63x = 230,078.75 × 53,535.62
  4. Step 4: Simplify right side
    153,377.63x = 12,317,407,513.52
  5. Step 5: Solve for x
    x = 12,317,407,513.52/153,377.63
  6. Step 6: Final answer
    x = 80,307.72

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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.