Home / 77,049.74-106,328.33-43,058.22

Finding the Fourth Proportional to 77,049.74, 106,328.33 and 43,058.22

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Solution

The fourth proportional to 77,049.74, 106,328.33 and 43,058.22 is: 59,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,049.74 : 106,328.33 = 43,058.22 : x
  2. Step 2: Convert to fraction form
    77,049.74/106,328.33 = 43,058.22/x
  3. Step 3: Cross multiply
    77,049.74x = 106,328.33 × 43,058.22
  4. Step 4: Simplify right side
    77,049.74x = 4,578,308,410.08
  5. Step 5: Solve for x
    x = 4,578,308,410.08/77,049.74
  6. Step 6: Final answer
    x = 59,420.17

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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.