Home / 181,715.22-272,583.78-57,056.22

Finding the Fourth Proportional to 181,715.22, 272,583.78 and 57,056.22

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Solution

The fourth proportional to 181,715.22, 272,583.78 and 57,056.22 is: 85,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,715.22 : 272,583.78 = 57,056.22 : x
  2. Step 2: Convert to fraction form
    181,715.22/272,583.78 = 57,056.22/x
  3. Step 3: Cross multiply
    181,715.22x = 272,583.78 × 57,056.22
  4. Step 4: Simplify right side
    181,715.22x = 15,552,600,120.11
  5. Step 5: Solve for x
    x = 15,552,600,120.11/181,715.22
  6. Step 6: Final answer
    x = 85,587.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.