Home / 109,030.96-150,466.99-61,284.16

Finding the Fourth Proportional to 109,030.96, 150,466.99 and 61,284.16

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Solution

The fourth proportional to 109,030.96, 150,466.99 and 61,284.16 is: 84,574.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,030.96 : 150,466.99 = 61,284.16 : x
  2. Step 2: Convert to fraction form
    109,030.96/150,466.99 = 61,284.16/x
  3. Step 3: Cross multiply
    109,030.96x = 150,466.99 × 61,284.16
  4. Step 4: Simplify right side
    109,030.96x = 9,221,243,089.88
  5. Step 5: Solve for x
    x = 9,221,243,089.88/109,030.96
  6. Step 6: Final answer
    x = 84,574.54

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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.