Home / 58,001.79-87,015.65-18,561.27

Finding the Fourth Proportional to 58,001.79, 87,015.65 and 18,561.27

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Solution

The fourth proportional to 58,001.79, 87,015.65 and 18,561.27 is: 27,846.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,001.79 : 87,015.65 = 18,561.27 : x
  2. Step 2: Convert to fraction form
    58,001.79/87,015.65 = 18,561.27/x
  3. Step 3: Cross multiply
    58,001.79x = 87,015.65 × 18,561.27
  4. Step 4: Simplify right side
    58,001.79x = 1,615,120,881.07
  5. Step 5: Solve for x
    x = 1,615,120,881.07/58,001.79
  6. Step 6: Final answer
    x = 27,846.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.