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Finding the Fourth Proportional to 58,454.93, 87,692.70 and 19,005.08

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Solution

The fourth proportional to 58,454.93, 87,692.70 and 19,005.08 is: 28,510.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,454.93 : 87,692.70 = 19,005.08 : x
  2. Step 2: Convert to fraction form
    58,454.93/87,692.70 = 19,005.08/x
  3. Step 3: Cross multiply
    58,454.93x = 87,692.70 × 19,005.08
  4. Step 4: Simplify right side
    58,454.93x = 1,666,606,778.92
  5. Step 5: Solve for x
    x = 1,666,606,778.92/58,454.93
  6. Step 6: Final answer
    x = 28,510.97

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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.