Home / 152,340.39-210,116.43-98,583.93

Finding the Fourth Proportional to 152,340.39, 210,116.43 and 98,583.93

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Solution

The fourth proportional to 152,340.39, 210,116.43 and 98,583.93 is: 135,972.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,340.39 : 210,116.43 = 98,583.93 : x
  2. Step 2: Convert to fraction form
    152,340.39/210,116.43 = 98,583.93/x
  3. Step 3: Cross multiply
    152,340.39x = 210,116.43 × 98,583.93
  4. Step 4: Simplify right side
    152,340.39x = 20,714,103,426.97
  5. Step 5: Solve for x
    x = 20,714,103,426.97/152,340.39
  6. Step 6: Final answer
    x = 135,972.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.