Home / 180,977.04-249,737.04-109,314.72

Finding the Fourth Proportional to 180,977.04, 249,737.04 and 109,314.72

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Solution

The fourth proportional to 180,977.04, 249,737.04 and 109,314.72 is: 150,847.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,977.04 : 249,737.04 = 109,314.72 : x
  2. Step 2: Convert to fraction form
    180,977.04/249,737.04 = 109,314.72/x
  3. Step 3: Cross multiply
    180,977.04x = 249,737.04 × 109,314.72
  4. Step 4: Simplify right side
    180,977.04x = 27,299,934,601.23
  5. Step 5: Solve for x
    x = 27,299,934,601.23/180,977.04
  6. Step 6: Final answer
    x = 150,847.50

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1.5x scale

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.