Home / 111,291.42-153,492.80-97,834.14

Finding the Fourth Proportional to 111,291.42, 153,492.80 and 97,834.14

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Solution

The fourth proportional to 111,291.42, 153,492.80 and 97,834.14 is: 134,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,291.42 : 153,492.80 = 97,834.14 : x
  2. Step 2: Convert to fraction form
    111,291.42/153,492.80 = 97,834.14/x
  3. Step 3: Cross multiply
    111,291.42x = 153,492.80 × 97,834.14
  4. Step 4: Simplify right side
    111,291.42x = 15,016,836,084.19
  5. Step 5: Solve for x
    x = 15,016,836,084.19/111,291.42
  6. Step 6: Final answer
    x = 134,932.56

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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.