Home / 133,110.02-198,510.45-113,514.50

Finding the Fourth Proportional to 133,110.02, 198,510.45 and 113,514.50

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Solution

The fourth proportional to 133,110.02, 198,510.45 and 113,514.50 is: 169,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,110.02 : 198,510.45 = 113,514.50 : x
  2. Step 2: Convert to fraction form
    133,110.02/198,510.45 = 113,514.50/x
  3. Step 3: Cross multiply
    133,110.02x = 198,510.45 × 113,514.50
  4. Step 4: Simplify right side
    133,110.02x = 22,533,814,476.53
  5. Step 5: Solve for x
    x = 22,533,814,476.53/133,110.02
  6. Step 6: Final answer
    x = 169,287.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.