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Finding the Fourth Proportional to 191,776.83, 287,619.06 and 58,658.22

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Solution

The fourth proportional to 191,776.83, 287,619.06 and 58,658.22 is: 87,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,776.83 : 287,619.06 = 58,658.22 : x
  2. Step 2: Convert to fraction form
    191,776.83/287,619.06 = 58,658.22/x
  3. Step 3: Cross multiply
    191,776.83x = 287,619.06 × 58,658.22
  4. Step 4: Simplify right side
    191,776.83x = 16,871,222,097.67
  5. Step 5: Solve for x
    x = 16,871,222,097.67/191,776.83
  6. Step 6: Final answer
    x = 87,973.20

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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.