Home / 114,646.93-158,231.54-66,900.13

Finding the Fourth Proportional to 114,646.93, 158,231.54 and 66,900.13

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Solution

The fourth proportional to 114,646.93, 158,231.54 and 66,900.13 is: 92,333.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,646.93 : 158,231.54 = 66,900.13 : x
  2. Step 2: Convert to fraction form
    114,646.93/158,231.54 = 66,900.13/x
  3. Step 3: Cross multiply
    114,646.93x = 158,231.54 × 66,900.13
  4. Step 4: Simplify right side
    114,646.93x = 10,585,710,367.77
  5. Step 5: Solve for x
    x = 10,585,710,367.77/114,646.93
  6. Step 6: Final answer
    x = 92,333.14

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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.