Home / 163,976.99-226,300.01-91,384.76

Finding the Fourth Proportional to 163,976.99, 226,300.01 and 91,384.76

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Solution

The fourth proportional to 163,976.99, 226,300.01 and 91,384.76 is: 126,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,976.99 : 226,300.01 = 91,384.76 : x
  2. Step 2: Convert to fraction form
    163,976.99/226,300.01 = 91,384.76/x
  3. Step 3: Cross multiply
    163,976.99x = 226,300.01 × 91,384.76
  4. Step 4: Simplify right side
    163,976.99x = 20,680,372,210.67
  5. Step 5: Solve for x
    x = 20,680,372,210.67/163,976.99
  6. Step 6: Final answer
    x = 126,117.53

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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.