Home / 164,930.08-227,603.95-89,478.58

Finding the Fourth Proportional to 164,930.08, 227,603.95 and 89,478.58

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Solution

The fourth proportional to 164,930.08, 227,603.95 and 89,478.58 is: 123,480.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,930.08 : 227,603.95 = 89,478.58 : x
  2. Step 2: Convert to fraction form
    164,930.08/227,603.95 = 89,478.58/x
  3. Step 3: Cross multiply
    164,930.08x = 227,603.95 × 89,478.58
  4. Step 4: Simplify right side
    164,930.08x = 20,365,678,248.39
  5. Step 5: Solve for x
    x = 20,365,678,248.39/164,930.08
  6. Step 6: Final answer
    x = 123,480.68

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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.