Home / 105,444.50-158,168.59-38,850.35

Finding the Fourth Proportional to 105,444.50, 158,168.59 and 38,850.35

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Solution

The fourth proportional to 105,444.50, 158,168.59 and 38,850.35 is: 58,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,444.50 : 158,168.59 = 38,850.35 : x
  2. Step 2: Convert to fraction form
    105,444.50/158,168.59 = 38,850.35/x
  3. Step 3: Cross multiply
    105,444.50x = 158,168.59 × 38,850.35
  4. Step 4: Simplify right side
    105,444.50x = 6,144,905,080.51
  5. Step 5: Solve for x
    x = 6,144,905,080.51/105,444.50
  6. Step 6: Final answer
    x = 58,276.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.