Home / 40,117.01-55,387.58-27,875.27

Finding the Fourth Proportional to 40,117.01, 55,387.58 and 27,875.27

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Solution

The fourth proportional to 40,117.01, 55,387.58 and 27,875.27 is: 38,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,117.01 : 55,387.58 = 27,875.27 : x
  2. Step 2: Convert to fraction form
    40,117.01/55,387.58 = 27,875.27/x
  3. Step 3: Cross multiply
    40,117.01x = 55,387.58 × 27,875.27
  4. Step 4: Simplify right side
    40,117.01x = 1,543,943,330.83
  5. Step 5: Solve for x
    x = 1,543,943,330.83/40,117.01
  6. Step 6: Final answer
    x = 38,486.01

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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.