Home / 181,719.34-250,772.70-101,145.14

Finding the Fourth Proportional to 181,719.34, 250,772.70 and 101,145.14

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Solution

The fourth proportional to 181,719.34, 250,772.70 and 101,145.14 is: 139,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,719.34 : 250,772.70 = 101,145.14 : x
  2. Step 2: Convert to fraction form
    181,719.34/250,772.70 = 101,145.14/x
  3. Step 3: Cross multiply
    181,719.34x = 250,772.70 × 101,145.14
  4. Step 4: Simplify right side
    181,719.34x = 25,364,439,915.51
  5. Step 5: Solve for x
    x = 25,364,439,915.51/181,719.34
  6. Step 6: Final answer
    x = 139,580.30

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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.