Home / 55,802.62-77,008.18-30,309.23

Finding the Fourth Proportional to 55,802.62, 77,008.18 and 30,309.23

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Solution

The fourth proportional to 55,802.62, 77,008.18 and 30,309.23 is: 41,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,802.62 : 77,008.18 = 30,309.23 : x
  2. Step 2: Convert to fraction form
    55,802.62/77,008.18 = 30,309.23/x
  3. Step 3: Cross multiply
    55,802.62x = 77,008.18 × 30,309.23
  4. Step 4: Simplify right side
    55,802.62x = 2,334,058,907.79
  5. Step 5: Solve for x
    x = 2,334,058,907.79/55,802.62
  6. Step 6: Final answer
    x = 41,827.05

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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.