Home / 181,823.95-272,736.14-55,457.51

Finding the Fourth Proportional to 181,823.95, 272,736.14 and 55,457.51

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Solution

The fourth proportional to 181,823.95, 272,736.14 and 55,457.51 is: 83,186.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,823.95 : 272,736.14 = 55,457.51 : x
  2. Step 2: Convert to fraction form
    181,823.95/272,736.14 = 55,457.51/x
  3. Step 3: Cross multiply
    181,823.95x = 272,736.14 × 55,457.51
  4. Step 4: Simplify right side
    181,823.95x = 15,125,265,570.44
  5. Step 5: Solve for x
    x = 15,125,265,570.44/181,823.95
  6. Step 6: Final answer
    x = 83,186.32

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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.