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Finding the Fourth Proportional to 70,001.92, 104,556.68 and 63,328.20

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Solution

The fourth proportional to 70,001.92, 104,556.68 and 63,328.20 is: 94,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,001.92 : 104,556.68 = 63,328.20 : x
  2. Step 2: Convert to fraction form
    70,001.92/104,556.68 = 63,328.20/x
  3. Step 3: Cross multiply
    70,001.92x = 104,556.68 × 63,328.20
  4. Step 4: Simplify right side
    70,001.92x = 6,621,386,342.38
  5. Step 5: Solve for x
    x = 6,621,386,342.38/70,001.92
  6. Step 6: Final answer
    x = 94,588.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.