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Finding the Fourth Proportional to 58,209.65, 87,312.04 and 16,656.65

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Solution

The fourth proportional to 58,209.65, 87,312.04 and 16,656.65 is: 24,984.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,209.65 : 87,312.04 = 16,656.65 : x
  2. Step 2: Convert to fraction form
    58,209.65/87,312.04 = 16,656.65/x
  3. Step 3: Cross multiply
    58,209.65x = 87,312.04 × 16,656.65
  4. Step 4: Simplify right side
    58,209.65x = 1,454,326,033.98
  5. Step 5: Solve for x
    x = 1,454,326,033.98/58,209.65
  6. Step 6: Final answer
    x = 24,984.28

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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.