Home / 38,178.51-56,957.77-36,111.80

Finding the Fourth Proportional to 38,178.51, 56,957.77 and 36,111.80

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Solution

The fourth proportional to 38,178.51, 56,957.77 and 36,111.80 is: 53,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178.51 : 56,957.77 = 36,111.80 : x
  2. Step 2: Convert to fraction form
    38,178.51/56,957.77 = 36,111.80/x
  3. Step 3: Cross multiply
    38,178.51x = 56,957.77 × 36,111.80
  4. Step 4: Simplify right side
    38,178.51x = 2,056,847,598.69
  5. Step 5: Solve for x
    x = 2,056,847,598.69/38,178.51
  6. Step 6: Final answer
    x = 53,874.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.