Home / 236,488.40-354,732.60-112,072.40

Finding the Fourth Proportional to 236,488.40, 354,732.60 and 112,072.40

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Solution

The fourth proportional to 236,488.40, 354,732.60 and 112,072.40 is: 168,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,488.40 : 354,732.60 = 112,072.40 : x
  2. Step 2: Convert to fraction form
    236,488.40/354,732.60 = 112,072.40/x
  3. Step 3: Cross multiply
    236,488.40x = 354,732.60 × 112,072.40
  4. Step 4: Simplify right side
    236,488.40x = 39,755,733,840.24
  5. Step 5: Solve for x
    x = 39,755,733,840.24/236,488.40
  6. Step 6: Final answer
    x = 168,108.60

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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.