Home / 181,715.81-272,617.65-57,056.81

Finding the Fourth Proportional to 181,715.81, 272,617.65 and 57,056.81

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Solution

The fourth proportional to 181,715.81, 272,617.65 and 57,056.81 is: 85,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,715.81 : 272,617.65 = 57,056.81 : x
  2. Step 2: Convert to fraction form
    181,715.81/272,617.65 = 57,056.81/x
  3. Step 3: Cross multiply
    181,715.81x = 272,617.65 × 57,056.81
  4. Step 4: Simplify right side
    181,715.81x = 15,554,692,095.61
  5. Step 5: Solve for x
    x = 15,554,692,095.61/181,715.81
  6. Step 6: Final answer
    x = 85,599.00

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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.