Home / 96,155.51-132,702.33-53,138.77

Finding the Fourth Proportional to 96,155.51, 132,702.33 and 53,138.77

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Solution

The fourth proportional to 96,155.51, 132,702.33 and 53,138.77 is: 73,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,155.51 : 132,702.33 = 53,138.77 : x
  2. Step 2: Convert to fraction form
    96,155.51/132,702.33 = 53,138.77/x
  3. Step 3: Cross multiply
    96,155.51x = 132,702.33 × 53,138.77
  4. Step 4: Simplify right side
    96,155.51x = 7,051,638,459.85
  5. Step 5: Solve for x
    x = 7,051,638,459.85/96,155.51
  6. Step 6: Final answer
    x = 73,335.77

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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.