Home / 156,784.71-235,016.14-61,976.37

Finding the Fourth Proportional to 156,784.71, 235,016.14 and 61,976.37

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Solution

The fourth proportional to 156,784.71, 235,016.14 and 61,976.37 is: 92,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,784.71 : 235,016.14 = 61,976.37 : x
  2. Step 2: Convert to fraction form
    156,784.71/235,016.14 = 61,976.37/x
  3. Step 3: Cross multiply
    156,784.71x = 235,016.14 × 61,976.37
  4. Step 4: Simplify right side
    156,784.71x = 14,565,447,248.61
  5. Step 5: Solve for x
    x = 14,565,447,248.61/156,784.71
  6. Step 6: Final answer
    x = 92,900.94

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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.