Home / 112,378.90-168,567.18-64,963.83

Finding the Fourth Proportional to 112,378.90, 168,567.18 and 64,963.83

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Solution

The fourth proportional to 112,378.90, 168,567.18 and 64,963.83 is: 97,445.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,378.90 : 168,567.18 = 64,963.83 : x
  2. Step 2: Convert to fraction form
    112,378.90/168,567.18 = 64,963.83/x
  3. Step 3: Cross multiply
    112,378.90x = 168,567.18 × 64,963.83
  4. Step 4: Simplify right side
    112,378.90x = 10,950,769,625.10
  5. Step 5: Solve for x
    x = 10,950,769,625.10/112,378.90
  6. Step 6: Final answer
    x = 97,445.07

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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.