Home / 181,360.01-250,271.83-100,785.47

Finding the Fourth Proportional to 181,360.01, 250,271.83 and 100,785.47

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Solution

The fourth proportional to 181,360.01, 250,271.83 and 100,785.47 is: 139,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,360.01 : 250,271.83 = 100,785.47 : x
  2. Step 2: Convert to fraction form
    181,360.01/250,271.83 = 100,785.47/x
  3. Step 3: Cross multiply
    181,360.01x = 250,271.83 × 100,785.47
  4. Step 4: Simplify right side
    181,360.01x = 25,223,762,322.01
  5. Step 5: Solve for x
    x = 25,223,762,322.01/181,360.01
  6. Step 6: Final answer
    x = 139,081.17

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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.