Home / 58,424.95-87,649.21-18,450.18

Finding the Fourth Proportional to 58,424.95, 87,649.21 and 18,450.18

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Solution

The fourth proportional to 58,424.95, 87,649.21 and 18,450.18 is: 27,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,424.95 : 87,649.21 = 18,450.18 : x
  2. Step 2: Convert to fraction form
    58,424.95/87,649.21 = 18,450.18/x
  3. Step 3: Cross multiply
    58,424.95x = 87,649.21 × 18,450.18
  4. Step 4: Simplify right side
    58,424.95x = 1,617,143,263.11
  5. Step 5: Solve for x
    x = 1,617,143,263.11/58,424.95
  6. Step 6: Final answer
    x = 27,678.99

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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.