Home / 228,113.19-342,052.50-133,364.25

Finding the Fourth Proportional to 228,113.19, 342,052.50 and 133,364.25

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Solution

The fourth proportional to 228,113.19, 342,052.50 and 133,364.25 is: 199,977.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,113.19 : 342,052.50 = 133,364.25 : x
  2. Step 2: Convert to fraction form
    228,113.19/342,052.50 = 133,364.25/x
  3. Step 3: Cross multiply
    228,113.19x = 342,052.50 × 133,364.25
  4. Step 4: Simplify right side
    228,113.19x = 45,617,575,123.13
  5. Step 5: Solve for x
    x = 45,617,575,123.13/228,113.19
  6. Step 6: Final answer
    x = 199,977.81

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1.5x scale

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.