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Finding the Fourth Proportional to 130,000.41, 194,866.82 and 63,358.08

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Solution

The fourth proportional to 130,000.41, 194,866.82 and 63,358.08 is: 94,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,000.41 : 194,866.82 = 63,358.08 : x
  2. Step 2: Convert to fraction form
    130,000.41/194,866.82 = 63,358.08/x
  3. Step 3: Cross multiply
    130,000.41x = 194,866.82 × 63,358.08
  4. Step 4: Simplify right side
    130,000.41x = 12,346,387,570.91
  5. Step 5: Solve for x
    x = 12,346,387,570.91/130,000.41
  6. Step 6: Final answer
    x = 94,971.91

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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.