Home / 119,278.17-164,603.93-65,562.75

Finding the Fourth Proportional to 119,278.17, 164,603.93 and 65,562.75

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Solution

The fourth proportional to 119,278.17, 164,603.93 and 65,562.75 is: 90,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,278.17 : 164,603.93 = 65,562.75 : x
  2. Step 2: Convert to fraction form
    119,278.17/164,603.93 = 65,562.75/x
  3. Step 3: Cross multiply
    119,278.17x = 164,603.93 × 65,562.75
  4. Step 4: Simplify right side
    119,278.17x = 10,791,885,983.79
  5. Step 5: Solve for x
    x = 10,791,885,983.79/119,278.17
  6. Step 6: Final answer
    x = 90,476.62

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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.