Home / 32,670.99-45,111.36-25,105.40

Finding the Fourth Proportional to 32,670.99, 45,111.36 and 25,105.40

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Solution

The fourth proportional to 32,670.99, 45,111.36 and 25,105.40 is: 34,664.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,670.99 : 45,111.36 = 25,105.40 : x
  2. Step 2: Convert to fraction form
    32,670.99/45,111.36 = 25,105.40/x
  3. Step 3: Cross multiply
    32,670.99x = 45,111.36 × 25,105.40
  4. Step 4: Simplify right side
    32,670.99x = 1,132,538,511.79
  5. Step 5: Solve for x
    x = 1,132,538,511.79/32,670.99
  6. Step 6: Final answer
    x = 34,664.96

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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.