Home / 42,031.36-58,002.66-23,168.08

Finding the Fourth Proportional to 42,031.36, 58,002.66 and 23,168.08

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Solution

The fourth proportional to 42,031.36, 58,002.66 and 23,168.08 is: 31,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,031.36 : 58,002.66 = 23,168.08 : x
  2. Step 2: Convert to fraction form
    42,031.36/58,002.66 = 23,168.08/x
  3. Step 3: Cross multiply
    42,031.36x = 58,002.66 × 23,168.08
  4. Step 4: Simplify right side
    42,031.36x = 1,343,810,267.09
  5. Step 5: Solve for x
    x = 1,343,810,267.09/42,031.36
  6. Step 6: Final answer
    x = 31,971.61

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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.