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Finding the Fourth Proportional to 58,246, 87,369 and 14,470

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Solution

The fourth proportional to 58,246, 87,369 and 14,470 is: 21,705

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,246 : 87,369 = 14,470 : x
  2. Step 2: Convert to fraction form
    58,246/87,369 = 14,470/x
  3. Step 3: Cross multiply
    58,246x = 87,369 × 14,470
  4. Step 4: Simplify right side
    58,246x = 1,264,229,430
  5. Step 5: Solve for x
    x = 1,264,229,430/58,246
  6. Step 6: Final answer
    x = 21,705

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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.