Home / 109,745.34-151,456.95-62,003.94

Finding the Fourth Proportional to 109,745.34, 151,456.95 and 62,003.94

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Solution

The fourth proportional to 109,745.34, 151,456.95 and 62,003.94 is: 85,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,745.34 : 151,456.95 = 62,003.94 : x
  2. Step 2: Convert to fraction form
    109,745.34/151,456.95 = 62,003.94/x
  3. Step 3: Cross multiply
    109,745.34x = 151,456.95 × 62,003.94
  4. Step 4: Simplify right side
    109,745.34x = 9,390,927,640.38
  5. Step 5: Solve for x
    x = 9,390,927,640.38/109,745.34
  6. Step 6: Final answer
    x = 85,570.17

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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.