Home / 42,031.04-58,002.66-23,168.16

Finding the Fourth Proportional to 42,031.04, 58,002.66 and 23,168.16

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Solution

The fourth proportional to 42,031.04, 58,002.66 and 23,168.16 is: 31,971.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,031.04 : 58,002.66 = 23,168.16 : x
  2. Step 2: Convert to fraction form
    42,031.04/58,002.66 = 23,168.16/x
  3. Step 3: Cross multiply
    42,031.04x = 58,002.66 × 23,168.16
  4. Step 4: Simplify right side
    42,031.04x = 1,343,814,907.31
  5. Step 5: Solve for x
    x = 1,343,814,907.31/42,031.04
  6. Step 6: Final answer
    x = 31,971.96

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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.