Home / 58,166.29-87,259.66-30,078.70

Finding the Fourth Proportional to 58,166.29, 87,259.66 and 30,078.70

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Solution

The fourth proportional to 58,166.29, 87,259.66 and 30,078.70 is: 45,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,166.29 : 87,259.66 = 30,078.70 : x
  2. Step 2: Convert to fraction form
    58,166.29/87,259.66 = 30,078.70/x
  3. Step 3: Cross multiply
    58,166.29x = 87,259.66 × 30,078.70
  4. Step 4: Simplify right side
    58,166.29x = 2,624,657,135.24
  5. Step 5: Solve for x
    x = 2,624,657,135.24/58,166.29
  6. Step 6: Final answer
    x = 45,123.34

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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.