Home / 58,486.01-87,728.20-14,112.39

Finding the Fourth Proportional to 58,486.01, 87,728.20 and 14,112.39

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Solution

The fourth proportional to 58,486.01, 87,728.20 and 14,112.39 is: 21,168.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,486.01 : 87,728.20 = 14,112.39 : x
  2. Step 2: Convert to fraction form
    58,486.01/87,728.20 = 14,112.39/x
  3. Step 3: Cross multiply
    58,486.01x = 87,728.20 × 14,112.39
  4. Step 4: Simplify right side
    58,486.01x = 1,238,054,572.40
  5. Step 5: Solve for x
    x = 1,238,054,572.40/58,486.01
  6. Step 6: Final answer
    x = 21,168.39

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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.