Home / 134,777.80-202,166.70-124,280.20

Finding the Fourth Proportional to 134,777.80, 202,166.70 and 124,280.20

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Solution

The fourth proportional to 134,777.80, 202,166.70 and 124,280.20 is: 186,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,777.80 : 202,166.70 = 124,280.20 : x
  2. Step 2: Convert to fraction form
    134,777.80/202,166.70 = 124,280.20/x
  3. Step 3: Cross multiply
    134,777.80x = 202,166.70 × 124,280.20
  4. Step 4: Simplify right side
    134,777.80x = 25,125,317,909.34
  5. Step 5: Solve for x
    x = 25,125,317,909.34/134,777.80
  6. Step 6: Final answer
    x = 186,420.30

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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.