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Finding the Fourth Proportional to 58,417.90, 87,626.80 and 14,044.63

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Solution

The fourth proportional to 58,417.90, 87,626.80 and 14,044.63 is: 21,066.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,417.90 : 87,626.80 = 14,044.63 : x
  2. Step 2: Convert to fraction form
    58,417.90/87,626.80 = 14,044.63/x
  3. Step 3: Cross multiply
    58,417.90x = 87,626.80 × 14,044.63
  4. Step 4: Simplify right side
    58,417.90x = 1,230,685,984.08
  5. Step 5: Solve for x
    x = 1,230,685,984.08/58,417.90
  6. Step 6: Final answer
    x = 21,066.93

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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.