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Finding the Fourth Proportional to 153,235.83, 211,569.63 and 95,898.38

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Solution

The fourth proportional to 153,235.83, 211,569.63 and 95,898.38 is: 132,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,235.83 : 211,569.63 = 95,898.38 : x
  2. Step 2: Convert to fraction form
    153,235.83/211,569.63 = 95,898.38/x
  3. Step 3: Cross multiply
    153,235.83x = 211,569.63 × 95,898.38
  4. Step 4: Simplify right side
    153,235.83x = 20,289,184,774.20
  5. Step 5: Solve for x
    x = 20,289,184,774.20/153,235.83
  6. Step 6: Final answer
    x = 132,404.97

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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.