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Finding the Fourth Proportional to 58,275.89, 87,411.59 and 16,722.89

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Solution

The fourth proportional to 58,275.89, 87,411.59 and 16,722.89 is: 25,083.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,275.89 : 87,411.59 = 16,722.89 : x
  2. Step 2: Convert to fraction form
    58,275.89/87,411.59 = 16,722.89/x
  3. Step 3: Cross multiply
    58,275.89x = 87,411.59 × 16,722.89
  4. Step 4: Simplify right side
    58,275.89x = 1,461,774,320.68
  5. Step 5: Solve for x
    x = 1,461,774,320.68/58,275.89
  6. Step 6: Final answer
    x = 25,083.69

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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.