Home / 142,837.65-214,271.06-49,331.25

Finding the Fourth Proportional to 142,837.65, 214,271.06 and 49,331.25

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Solution

The fourth proportional to 142,837.65, 214,271.06 and 49,331.25 is: 74,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,837.65 : 214,271.06 = 49,331.25 : x
  2. Step 2: Convert to fraction form
    142,837.65/214,271.06 = 49,331.25/x
  3. Step 3: Cross multiply
    142,837.65x = 214,271.06 × 49,331.25
  4. Step 4: Simplify right side
    142,837.65x = 10,570,258,981.97
  5. Step 5: Solve for x
    x = 10,570,258,981.97/142,837.65
  6. Step 6: Final answer
    x = 74,001.91

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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.