Home / 113,602.94-156,778.90-62,615.60

Finding the Fourth Proportional to 113,602.94, 156,778.90 and 62,615.60

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Solution

The fourth proportional to 113,602.94, 156,778.90 and 62,615.60 is: 86,413.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,602.94 : 156,778.90 = 62,615.60 : x
  2. Step 2: Convert to fraction form
    113,602.94/156,778.90 = 62,615.60/x
  3. Step 3: Cross multiply
    113,602.94x = 156,778.90 × 62,615.60
  4. Step 4: Simplify right side
    113,602.94x = 9,816,803,950.41
  5. Step 5: Solve for x
    x = 9,816,803,950.41/113,602.94
  6. Step 6: Final answer
    x = 86,413.30

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1.5x scale

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.