Home / 116,128.15-174,150.44-40,206.07

Finding the Fourth Proportional to 116,128.15, 174,150.44 and 40,206.07

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Solution

The fourth proportional to 116,128.15, 174,150.44 and 40,206.07 is: 60,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,128.15 : 174,150.44 = 40,206.07 : x
  2. Step 2: Convert to fraction form
    116,128.15/174,150.44 = 40,206.07/x
  3. Step 3: Cross multiply
    116,128.15x = 174,150.44 × 40,206.07
  4. Step 4: Simplify right side
    116,128.15x = 7,001,904,781.17
  5. Step 5: Solve for x
    x = 7,001,904,781.17/116,128.15
  6. Step 6: Final answer
    x = 60,294.64

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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.