Home / 114,495.06-157,970.88-74,210.52

Finding the Fourth Proportional to 114,495.06, 157,970.88 and 74,210.52

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Solution

The fourth proportional to 114,495.06, 157,970.88 and 74,210.52 is: 102,389.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,495.06 : 157,970.88 = 74,210.52 : x
  2. Step 2: Convert to fraction form
    114,495.06/157,970.88 = 74,210.52/x
  3. Step 3: Cross multiply
    114,495.06x = 157,970.88 × 74,210.52
  4. Step 4: Simplify right side
    114,495.06x = 11,723,101,149.66
  5. Step 5: Solve for x
    x = 11,723,101,149.66/114,495.06
  6. Step 6: Final answer
    x = 102,389.58

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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.