Home / 163,066.40-224,936.16-102,541.28

Finding the Fourth Proportional to 163,066.40, 224,936.16 and 102,541.28

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Solution

The fourth proportional to 163,066.40, 224,936.16 and 102,541.28 is: 141,446.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,066.40 : 224,936.16 = 102,541.28 : x
  2. Step 2: Convert to fraction form
    163,066.40/224,936.16 = 102,541.28/x
  3. Step 3: Cross multiply
    163,066.40x = 224,936.16 × 102,541.28
  4. Step 4: Simplify right side
    163,066.40x = 23,065,241,764.68
  5. Step 5: Solve for x
    x = 23,065,241,764.68/163,066.40
  6. Step 6: Final answer
    x = 141,446.93

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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.