Home / 139,816.48-192,779.04-114,228.04

Finding the Fourth Proportional to 139,816.48, 192,779.04 and 114,228.04

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Solution

The fourth proportional to 139,816.48, 192,779.04 and 114,228.04 is: 157,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,816.48 : 192,779.04 = 114,228.04 : x
  2. Step 2: Convert to fraction form
    139,816.48/192,779.04 = 114,228.04/x
  3. Step 3: Cross multiply
    139,816.48x = 192,779.04 × 114,228.04
  4. Step 4: Simplify right side
    139,816.48x = 22,020,771,892.28
  5. Step 5: Solve for x
    x = 22,020,771,892.28/139,816.48
  6. Step 6: Final answer
    x = 157,497.68

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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.