Home / 165,357.61-228,186.89-97,377.45

Finding the Fourth Proportional to 165,357.61, 228,186.89 and 97,377.45

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Solution

The fourth proportional to 165,357.61, 228,186.89 and 97,377.45 is: 134,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,357.61 : 228,186.89 = 97,377.45 : x
  2. Step 2: Convert to fraction form
    165,357.61/228,186.89 = 97,377.45/x
  3. Step 3: Cross multiply
    165,357.61x = 228,186.89 × 97,377.45
  4. Step 4: Simplify right side
    165,357.61x = 22,220,257,715.07
  5. Step 5: Solve for x
    x = 22,220,257,715.07/165,357.61
  6. Step 6: Final answer
    x = 134,376.99

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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.