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Finding the Fourth Proportional to 164,322.16, 226,764.58 and 88,870.66

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Solution

The fourth proportional to 164,322.16, 226,764.58 and 88,870.66 is: 122,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,322.16 : 226,764.58 = 88,870.66 : x
  2. Step 2: Convert to fraction form
    164,322.16/226,764.58 = 88,870.66/x
  3. Step 3: Cross multiply
    164,322.16x = 226,764.58 × 88,870.66
  4. Step 4: Simplify right side
    164,322.16x = 20,152,717,889.22
  5. Step 5: Solve for x
    x = 20,152,717,889.22/164,322.16
  6. Step 6: Final answer
    x = 122,641.51

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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.