Home / 39,100.32-53,957.10-23,175.32

Finding the Fourth Proportional to 39,100.32, 53,957.10 and 23,175.32

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Solution

The fourth proportional to 39,100.32, 53,957.10 and 23,175.32 is: 31,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,100.32 : 53,957.10 = 23,175.32 : x
  2. Step 2: Convert to fraction form
    39,100.32/53,957.10 = 23,175.32/x
  3. Step 3: Cross multiply
    39,100.32x = 53,957.10 × 23,175.32
  4. Step 4: Simplify right side
    39,100.32x = 1,250,473,058.77
  5. Step 5: Solve for x
    x = 1,250,473,058.77/39,100.32
  6. Step 6: Final answer
    x = 31,981.15

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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.