Home / 169,928.69-234,495.45-93,447.14

Finding the Fourth Proportional to 169,928.69, 234,495.45 and 93,447.14

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Solution

The fourth proportional to 169,928.69, 234,495.45 and 93,447.14 is: 128,953.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,928.69 : 234,495.45 = 93,447.14 : x
  2. Step 2: Convert to fraction form
    169,928.69/234,495.45 = 93,447.14/x
  3. Step 3: Cross multiply
    169,928.69x = 234,495.45 × 93,447.14
  4. Step 4: Simplify right side
    169,928.69x = 21,912,927,973.04
  5. Step 5: Solve for x
    x = 21,912,927,973.04/169,928.69
  6. Step 6: Final answer
    x = 128,953.67

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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.