Home / 42,991.68-59,330.40-27,070.08

Finding the Fourth Proportional to 42,991.68, 59,330.40 and 27,070.08

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Solution

The fourth proportional to 42,991.68, 59,330.40 and 27,070.08 is: 37,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,991.68 : 59,330.40 = 27,070.08 : x
  2. Step 2: Convert to fraction form
    42,991.68/59,330.40 = 27,070.08/x
  3. Step 3: Cross multiply
    42,991.68x = 59,330.40 × 27,070.08
  4. Step 4: Simplify right side
    42,991.68x = 1,606,078,674.43
  5. Step 5: Solve for x
    x = 1,606,078,674.43/42,991.68
  6. Step 6: Final answer
    x = 37,357.90

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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.