Home / 161,066.16-241,416.95-82,013.40

Finding the Fourth Proportional to 161,066.16, 241,416.95 and 82,013.40

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Solution

The fourth proportional to 161,066.16, 241,416.95 and 82,013.40 is: 122,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,066.16 : 241,416.95 = 82,013.40 : x
  2. Step 2: Convert to fraction form
    161,066.16/241,416.95 = 82,013.40/x
  3. Step 3: Cross multiply
    161,066.16x = 241,416.95 × 82,013.40
  4. Step 4: Simplify right side
    161,066.16x = 19,799,424,477.06
  5. Step 5: Solve for x
    x = 19,799,424,477.06/161,066.16
  6. Step 6: Final answer
    x = 122,927.28

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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.