Home / 163,454.25-245,195.46-45,125.58

Finding the Fourth Proportional to 163,454.25, 245,195.46 and 45,125.58

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Solution

The fourth proportional to 163,454.25, 245,195.46 and 45,125.58 is: 67,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,454.25 : 245,195.46 = 45,125.58 : x
  2. Step 2: Convert to fraction form
    163,454.25/245,195.46 = 45,125.58/x
  3. Step 3: Cross multiply
    163,454.25x = 245,195.46 × 45,125.58
  4. Step 4: Simplify right side
    163,454.25x = 11,064,587,345.87
  5. Step 5: Solve for x
    x = 11,064,587,345.87/163,454.25
  6. Step 6: Final answer
    x = 67,692.26

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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.