Home / 250,631.04-375,968.66-70,718.06

Finding the Fourth Proportional to 250,631.04, 375,968.66 and 70,718.06

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Solution

The fourth proportional to 250,631.04, 375,968.66 and 70,718.06 is: 106,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,631.04 : 375,968.66 = 70,718.06 : x
  2. Step 2: Convert to fraction form
    250,631.04/375,968.66 = 70,718.06/x
  3. Step 3: Cross multiply
    250,631.04x = 375,968.66 × 70,718.06
  4. Step 4: Simplify right side
    250,631.04x = 26,587,772,376.16
  5. Step 5: Solve for x
    x = 26,587,772,376.16/250,631.04
  6. Step 6: Final answer
    x = 106,083.32

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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.