Home / 216,152.34-298,295.27-135,583.26

Finding the Fourth Proportional to 216,152.34, 298,295.27 and 135,583.26

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Solution

The fourth proportional to 216,152.34, 298,295.27 and 135,583.26 is: 187,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,152.34 : 298,295.27 = 135,583.26 : x
  2. Step 2: Convert to fraction form
    216,152.34/298,295.27 = 135,583.26/x
  3. Step 3: Cross multiply
    216,152.34x = 298,295.27 × 135,583.26
  4. Step 4: Simplify right side
    216,152.34x = 40,443,845,149.18
  5. Step 5: Solve for x
    x = 40,443,845,149.18/216,152.34
  6. Step 6: Final answer
    x = 187,108.06

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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.