Home / 165,726.30-228,688.35-93,123.66

Finding the Fourth Proportional to 165,726.30, 228,688.35 and 93,123.66

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Solution

The fourth proportional to 165,726.30, 228,688.35 and 93,123.66 is: 128,502.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,726.30 : 228,688.35 = 93,123.66 : x
  2. Step 2: Convert to fraction form
    165,726.30/228,688.35 = 93,123.66/x
  3. Step 3: Cross multiply
    165,726.30x = 228,688.35 × 93,123.66
  4. Step 4: Simplify right side
    165,726.30x = 21,296,296,151.36
  5. Step 5: Solve for x
    x = 21,296,296,151.36/165,726.30
  6. Step 6: Final answer
    x = 128,502.82

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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.