Home / 58,013.36-87,032.79-18,574.46

Finding the Fourth Proportional to 58,013.36, 87,032.79 and 18,574.46

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Solution

The fourth proportional to 58,013.36, 87,032.79 and 18,574.46 is: 27,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,013.36 : 87,032.79 = 18,574.46 : x
  2. Step 2: Convert to fraction form
    58,013.36/87,032.79 = 18,574.46/x
  3. Step 3: Cross multiply
    58,013.36x = 87,032.79 × 18,574.46
  4. Step 4: Simplify right side
    58,013.36x = 1,616,586,641.38
  5. Step 5: Solve for x
    x = 1,616,586,641.38/58,013.36
  6. Step 6: Final answer
    x = 27,865.77

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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.