Home / 63,090.08-87,061.36-36,213.66

Finding the Fourth Proportional to 63,090.08, 87,061.36 and 36,213.66

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Solution

The fourth proportional to 63,090.08, 87,061.36 and 36,213.66 is: 49,973.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,090.08 : 87,061.36 = 36,213.66 : x
  2. Step 2: Convert to fraction form
    63,090.08/87,061.36 = 36,213.66/x
  3. Step 3: Cross multiply
    63,090.08x = 87,061.36 × 36,213.66
  4. Step 4: Simplify right side
    63,090.08x = 3,152,810,490.18
  5. Step 5: Solve for x
    x = 3,152,810,490.18/63,090.08
  6. Step 6: Final answer
    x = 49,973.16

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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.