Home / 38,848.06-58,146.77-20,102.30

Finding the Fourth Proportional to 38,848.06, 58,146.77 and 20,102.30

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Solution

The fourth proportional to 38,848.06, 58,146.77 and 20,102.30 is: 30,088.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,848.06 : 58,146.77 = 20,102.30 : x
  2. Step 2: Convert to fraction form
    38,848.06/58,146.77 = 20,102.30/x
  3. Step 3: Cross multiply
    38,848.06x = 58,146.77 × 20,102.30
  4. Step 4: Simplify right side
    38,848.06x = 1,168,883,814.57
  5. Step 5: Solve for x
    x = 1,168,883,814.57/38,848.06
  6. Step 6: Final answer
    x = 30,088.60

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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.