Home / 178,605.86-246,488.40-118,071.52

Finding the Fourth Proportional to 178,605.86, 246,488.40 and 118,071.52

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Solution

The fourth proportional to 178,605.86, 246,488.40 and 118,071.52 is: 162,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,605.86 : 246,488.40 = 118,071.52 : x
  2. Step 2: Convert to fraction form
    178,605.86/246,488.40 = 118,071.52/x
  3. Step 3: Cross multiply
    178,605.86x = 246,488.40 × 118,071.52
  4. Step 4: Simplify right side
    178,605.86x = 29,103,259,434.15
  5. Step 5: Solve for x
    x = 29,103,259,434.15/178,605.86
  6. Step 6: Final answer
    x = 162,946.84

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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.