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Finding the Fourth Proportional to 42,887.68, 59,186.88 and 26,966.08

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Solution

The fourth proportional to 42,887.68, 59,186.88 and 26,966.08 is: 37,214.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,887.68 : 59,186.88 = 26,966.08 : x
  2. Step 2: Convert to fraction form
    42,887.68/59,186.88 = 26,966.08/x
  3. Step 3: Cross multiply
    42,887.68x = 59,186.88 × 26,966.08
  4. Step 4: Simplify right side
    42,887.68x = 1,596,038,141.03
  5. Step 5: Solve for x
    x = 1,596,038,141.03/42,887.68
  6. Step 6: Final answer
    x = 37,214.37

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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.