Home / 224,777.50-310,198.98-122,807.26

Finding the Fourth Proportional to 224,777.50, 310,198.98 and 122,807.26

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Solution

The fourth proportional to 224,777.50, 310,198.98 and 122,807.26 is: 169,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,777.50 : 310,198.98 = 122,807.26 : x
  2. Step 2: Convert to fraction form
    224,777.50/310,198.98 = 122,807.26/x
  3. Step 3: Cross multiply
    224,777.50x = 310,198.98 × 122,807.26
  4. Step 4: Simplify right side
    224,777.50x = 38,094,686,788.59
  5. Step 5: Solve for x
    x = 38,094,686,788.59/224,777.50
  6. Step 6: Final answer
    x = 169,477.31

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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.