Home / 98,225.45-147,365.36-39,102.63

Finding the Fourth Proportional to 98,225.45, 147,365.36 and 39,102.63

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Solution

The fourth proportional to 98,225.45, 147,365.36 and 39,102.63 is: 58,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,225.45 : 147,365.36 = 39,102.63 : x
  2. Step 2: Convert to fraction form
    98,225.45/147,365.36 = 39,102.63/x
  3. Step 3: Cross multiply
    98,225.45x = 147,365.36 × 39,102.63
  4. Step 4: Simplify right side
    98,225.45x = 5,762,372,951.38
  5. Step 5: Solve for x
    x = 5,762,372,951.38/98,225.45
  6. Step 6: Final answer
    x = 58,664.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.