Home / 185,158.45-255,518.81-104,586.13

Finding the Fourth Proportional to 185,158.45, 255,518.81 and 104,586.13

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Solution

The fourth proportional to 185,158.45, 255,518.81 and 104,586.13 is: 144,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,158.45 : 255,518.81 = 104,586.13 : x
  2. Step 2: Convert to fraction form
    185,158.45/255,518.81 = 104,586.13/x
  3. Step 3: Cross multiply
    185,158.45x = 255,518.81 × 104,586.13
  4. Step 4: Simplify right side
    185,158.45x = 26,723,723,480.11
  5. Step 5: Solve for x
    x = 26,723,723,480.11/185,158.45
  6. Step 6: Final answer
    x = 144,328.94

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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.