Home / 105,209.37-157,813.95-26,323.53

Finding the Fourth Proportional to 105,209.37, 157,813.95 and 26,323.53

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Solution

The fourth proportional to 105,209.37, 157,813.95 and 26,323.53 is: 39,485.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,209.37 : 157,813.95 = 26,323.53 : x
  2. Step 2: Convert to fraction form
    105,209.37/157,813.95 = 26,323.53/x
  3. Step 3: Cross multiply
    105,209.37x = 157,813.95 × 26,323.53
  4. Step 4: Simplify right side
    105,209.37x = 4,154,220,247.24
  5. Step 5: Solve for x
    x = 4,154,220,247.24/105,209.37
  6. Step 6: Final answer
    x = 39,485.27

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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.