Home / 169,913.49-234,486.65-93,438.45

Finding the Fourth Proportional to 169,913.49, 234,486.65 and 93,438.45

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Solution

The fourth proportional to 169,913.49, 234,486.65 and 93,438.45 is: 128,948.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,913.49 : 234,486.65 = 93,438.45 : x
  2. Step 2: Convert to fraction form
    169,913.49/234,486.65 = 93,438.45/x
  3. Step 3: Cross multiply
    169,913.49x = 234,486.65 × 93,438.45
  4. Step 4: Simplify right side
    169,913.49x = 21,910,068,654.50
  5. Step 5: Solve for x
    x = 21,910,068,654.50/169,913.49
  6. Step 6: Final answer
    x = 128,948.38

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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.