Home / 196,036.40-294,056.86-186,475.54

Finding the Fourth Proportional to 196,036.40, 294,056.86 and 186,475.54

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Solution

The fourth proportional to 196,036.40, 294,056.86 and 186,475.54 is: 279,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,036.40 : 294,056.86 = 186,475.54 : x
  2. Step 2: Convert to fraction form
    196,036.40/294,056.86 = 186,475.54/x
  3. Step 3: Cross multiply
    196,036.40x = 294,056.86 × 186,475.54
  4. Step 4: Simplify right side
    196,036.40x = 54,834,411,759.20
  5. Step 5: Solve for x
    x = 54,834,411,759.20/196,036.40
  6. Step 6: Final answer
    x = 279,715.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.