Home / 115,746.10-173,619.15-32,640.10

Finding the Fourth Proportional to 115,746.10, 173,619.15 and 32,640.10

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Solution

The fourth proportional to 115,746.10, 173,619.15 and 32,640.10 is: 48,960.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,746.10 : 173,619.15 = 32,640.10 : x
  2. Step 2: Convert to fraction form
    115,746.10/173,619.15 = 32,640.10/x
  3. Step 3: Cross multiply
    115,746.10x = 173,619.15 × 32,640.10
  4. Step 4: Simplify right side
    115,746.10x = 5,666,946,417.92
  5. Step 5: Solve for x
    x = 5,666,946,417.92/115,746.10
  6. Step 6: Final answer
    x = 48,960.15

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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.