Home / 133,547.27-184,315.91-76,186.71

Finding the Fourth Proportional to 133,547.27, 184,315.91 and 76,186.71

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Solution

The fourth proportional to 133,547.27, 184,315.91 and 76,186.71 is: 105,149.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,547.27 : 184,315.91 = 76,186.71 : x
  2. Step 2: Convert to fraction form
    133,547.27/184,315.91 = 76,186.71/x
  3. Step 3: Cross multiply
    133,547.27x = 184,315.91 × 76,186.71
  4. Step 4: Simplify right side
    133,547.27x = 14,042,422,402.62
  5. Step 5: Solve for x
    x = 14,042,422,402.62/133,547.27
  6. Step 6: Final answer
    x = 105,149.46

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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.