Home / 55,841.32-77,058.91-31,970.22

Finding the Fourth Proportional to 55,841.32, 77,058.91 and 31,970.22

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Solution

The fourth proportional to 55,841.32, 77,058.91 and 31,970.22 is: 44,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,841.32 : 77,058.91 = 31,970.22 : x
  2. Step 2: Convert to fraction form
    55,841.32/77,058.91 = 31,970.22/x
  3. Step 3: Cross multiply
    55,841.32x = 77,058.91 × 31,970.22
  4. Step 4: Simplify right side
    55,841.32x = 2,463,590,305.66
  5. Step 5: Solve for x
    x = 2,463,590,305.66/55,841.32
  6. Step 6: Final answer
    x = 44,117.69

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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.