Home / 119,202.17-164,501.96-65,490.66

Finding the Fourth Proportional to 119,202.17, 164,501.96 and 65,490.66

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Solution

The fourth proportional to 119,202.17, 164,501.96 and 65,490.66 is: 90,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,202.17 : 164,501.96 = 65,490.66 : x
  2. Step 2: Convert to fraction form
    119,202.17/164,501.96 = 65,490.66/x
  3. Step 3: Cross multiply
    119,202.17x = 164,501.96 × 65,490.66
  4. Step 4: Simplify right side
    119,202.17x = 10,773,341,604.24
  5. Step 5: Solve for x
    x = 10,773,341,604.24/119,202.17
  6. Step 6: Final answer
    x = 90,378.74

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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.