Home / 133,612.08-184,386.22-76,259.17

Finding the Fourth Proportional to 133,612.08, 184,386.22 and 76,259.17

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Solution

The fourth proportional to 133,612.08, 184,386.22 and 76,259.17 is: 105,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,612.08 : 184,386.22 = 76,259.17 : x
  2. Step 2: Convert to fraction form
    133,612.08/184,386.22 = 76,259.17/x
  3. Step 3: Cross multiply
    133,612.08x = 184,386.22 × 76,259.17
  4. Step 4: Simplify right side
    133,612.08x = 14,061,140,565.43
  5. Step 5: Solve for x
    x = 14,061,140,565.43/133,612.08
  6. Step 6: Final answer
    x = 105,238.54

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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.