Home / 114,802.13-158,439.76-69,505.07

Finding the Fourth Proportional to 114,802.13, 158,439.76 and 69,505.07

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Solution

The fourth proportional to 114,802.13, 158,439.76 and 69,505.07 is: 95,924.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,802.13 : 158,439.76 = 69,505.07 : x
  2. Step 2: Convert to fraction form
    114,802.13/158,439.76 = 69,505.07/x
  3. Step 3: Cross multiply
    114,802.13x = 158,439.76 × 69,505.07
  4. Step 4: Simplify right side
    114,802.13x = 11,012,367,154.39
  5. Step 5: Solve for x
    x = 11,012,367,154.39/114,802.13
  6. Step 6: Final answer
    x = 95,924.76

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1.5x scale

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.