Home / 98,232.90-147,334.32-31,666.09

Finding the Fourth Proportional to 98,232.90, 147,334.32 and 31,666.09

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Solution

The fourth proportional to 98,232.90, 147,334.32 and 31,666.09 is: 47,494.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,232.90 : 147,334.32 = 31,666.09 : x
  2. Step 2: Convert to fraction form
    98,232.90/147,334.32 = 31,666.09/x
  3. Step 3: Cross multiply
    98,232.90x = 147,334.32 × 31,666.09
  4. Step 4: Simplify right side
    98,232.90x = 4,665,501,678.88
  5. Step 5: Solve for x
    x = 4,665,501,678.88/98,232.90
  6. Step 6: Final answer
    x = 47,494.29

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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.