Home / 117,008.04-161,457.17-66,017.82

Finding the Fourth Proportional to 117,008.04, 161,457.17 and 66,017.82

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Solution

The fourth proportional to 117,008.04, 161,457.17 and 66,017.82 is: 91,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008.04 : 161,457.17 = 66,017.82 : x
  2. Step 2: Convert to fraction form
    117,008.04/161,457.17 = 66,017.82/x
  3. Step 3: Cross multiply
    117,008.04x = 161,457.17 × 66,017.82
  4. Step 4: Simplify right side
    117,008.04x = 10,659,050,386.77
  5. Step 5: Solve for x
    x = 10,659,050,386.77/117,008.04
  6. Step 6: Final answer
    x = 91,096.73

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1.5x scale

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.