Home / 194,559.57-268,509.80-118,098.14

Finding the Fourth Proportional to 194,559.57, 268,509.80 and 118,098.14

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Solution

The fourth proportional to 194,559.57, 268,509.80 and 118,098.14 is: 162,986.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,559.57 : 268,509.80 = 118,098.14 : x
  2. Step 2: Convert to fraction form
    194,559.57/268,509.80 = 118,098.14/x
  3. Step 3: Cross multiply
    194,559.57x = 268,509.80 × 118,098.14
  4. Step 4: Simplify right side
    194,559.57x = 31,710,506,904.47
  5. Step 5: Solve for x
    x = 31,710,506,904.47/194,559.57
  6. Step 6: Final answer
    x = 162,986.11

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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.