Home / 186,467.10-257,315.67-101,583.90

Finding the Fourth Proportional to 186,467.10, 257,315.67 and 101,583.90

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Solution

The fourth proportional to 186,467.10, 257,315.67 and 101,583.90 is: 140,180.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,467.10 : 257,315.67 = 101,583.90 : x
  2. Step 2: Convert to fraction form
    186,467.10/257,315.67 = 101,583.90/x
  3. Step 3: Cross multiply
    186,467.10x = 257,315.67 × 101,583.90
  4. Step 4: Simplify right side
    186,467.10x = 26,139,129,289.71
  5. Step 5: Solve for x
    x = 26,139,129,289.71/186,467.10
  6. Step 6: Final answer
    x = 140,180.92

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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.