Home / 185,126.03-255,492.78-133,485.61

Finding the Fourth Proportional to 185,126.03, 255,492.78 and 133,485.61

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Solution

The fourth proportional to 185,126.03, 255,492.78 and 133,485.61 is: 184,223.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,126.03 : 255,492.78 = 133,485.61 : x
  2. Step 2: Convert to fraction form
    185,126.03/255,492.78 = 133,485.61/x
  3. Step 3: Cross multiply
    185,126.03x = 255,492.78 × 133,485.61
  4. Step 4: Simplify right side
    185,126.03x = 34,104,609,320.21
  5. Step 5: Solve for x
    x = 34,104,609,320.21/185,126.03
  6. Step 6: Final answer
    x = 184,223.74

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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.