Home / 194,045.76-291,155.04-190,896.48

Finding the Fourth Proportional to 194,045.76, 291,155.04 and 190,896.48

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Solution

The fourth proportional to 194,045.76, 291,155.04 and 190,896.48 is: 286,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,045.76 : 291,155.04 = 190,896.48 : x
  2. Step 2: Convert to fraction form
    194,045.76/291,155.04 = 190,896.48/x
  3. Step 3: Cross multiply
    194,045.76x = 291,155.04 × 190,896.48
  4. Step 4: Simplify right side
    194,045.76x = 55,580,472,270.26
  5. Step 5: Solve for x
    x = 55,580,472,270.26/194,045.76
  6. Step 6: Final answer
    x = 286,429.72

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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.