Home / 63,152.11-87,120.21-37,643.94

Finding the Fourth Proportional to 63,152.11, 87,120.21 and 37,643.94

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Solution

The fourth proportional to 63,152.11, 87,120.21 and 37,643.94 is: 51,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,152.11 : 87,120.21 = 37,643.94 : x
  2. Step 2: Convert to fraction form
    63,152.11/87,120.21 = 37,643.94/x
  3. Step 3: Cross multiply
    63,152.11x = 87,120.21 × 37,643.94
  4. Step 4: Simplify right side
    63,152.11x = 3,279,547,887.45
  5. Step 5: Solve for x
    x = 3,279,547,887.45/63,152.11
  6. Step 6: Final answer
    x = 51,930.93

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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.