Home / 116,218.81-174,163.41-48,678.10

Finding the Fourth Proportional to 116,218.81, 174,163.41 and 48,678.10

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Solution

The fourth proportional to 116,218.81, 174,163.41 and 48,678.10 is: 72,948.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,218.81 : 174,163.41 = 48,678.10 : x
  2. Step 2: Convert to fraction form
    116,218.81/174,163.41 = 48,678.10/x
  3. Step 3: Cross multiply
    116,218.81x = 174,163.41 × 48,678.10
  4. Step 4: Simplify right side
    116,218.81x = 8,477,943,888.32
  5. Step 5: Solve for x
    x = 8,477,943,888.32/116,218.81
  6. Step 6: Final answer
    x = 72,948.12

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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.