Home / 151,505.10-227,257.65-51,656.40

Finding the Fourth Proportional to 151,505.10, 227,257.65 and 51,656.40

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Solution

The fourth proportional to 151,505.10, 227,257.65 and 51,656.40 is: 77,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,505.10 : 227,257.65 = 51,656.40 : x
  2. Step 2: Convert to fraction form
    151,505.10/227,257.65 = 51,656.40/x
  3. Step 3: Cross multiply
    151,505.10x = 227,257.65 × 51,656.40
  4. Step 4: Simplify right side
    151,505.10x = 11,739,312,071.46
  5. Step 5: Solve for x
    x = 11,739,312,071.46/151,505.10
  6. Step 6: Final answer
    x = 77,484.60

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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.