Home / 248,176.40-372,264.60-70,681.10

Finding the Fourth Proportional to 248,176.40, 372,264.60 and 70,681.10

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Solution

The fourth proportional to 248,176.40, 372,264.60 and 70,681.10 is: 106,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,176.40 : 372,264.60 = 70,681.10 : x
  2. Step 2: Convert to fraction form
    248,176.40/372,264.60 = 70,681.10/x
  3. Step 3: Cross multiply
    248,176.40x = 372,264.60 × 70,681.10
  4. Step 4: Simplify right side
    248,176.40x = 26,312,071,419.06
  5. Step 5: Solve for x
    x = 26,312,071,419.06/248,176.40
  6. Step 6: Final answer
    x = 106,021.65

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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.