Home / 163,962.44-245,971.68-75,223.55

Finding the Fourth Proportional to 163,962.44, 245,971.68 and 75,223.55

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Solution

The fourth proportional to 163,962.44, 245,971.68 and 75,223.55 is: 112,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,962.44 : 245,971.68 = 75,223.55 : x
  2. Step 2: Convert to fraction form
    163,962.44/245,971.68 = 75,223.55/x
  3. Step 3: Cross multiply
    163,962.44x = 245,971.68 × 75,223.55
  4. Step 4: Simplify right side
    163,962.44x = 18,502,862,969.06
  5. Step 5: Solve for x
    x = 18,502,862,969.06/163,962.44
  6. Step 6: Final answer
    x = 112,848.18

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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.