Home / 117,952.85-176,802.01-57,911.50

Finding the Fourth Proportional to 117,952.85, 176,802.01 and 57,911.50

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Solution

The fourth proportional to 117,952.85, 176,802.01 and 57,911.50 is: 86,804.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,952.85 : 176,802.01 = 57,911.50 : x
  2. Step 2: Convert to fraction form
    117,952.85/176,802.01 = 57,911.50/x
  3. Step 3: Cross multiply
    117,952.85x = 176,802.01 × 57,911.50
  4. Step 4: Simplify right side
    117,952.85x = 10,238,869,492.95
  5. Step 5: Solve for x
    x = 10,238,869,492.95/117,952.85
  6. Step 6: Final answer
    x = 86,804.76

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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.