Home / 180,579.24-249,322.50-112,622.76

Finding the Fourth Proportional to 180,579.24, 249,322.50 and 112,622.76

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Solution

The fourth proportional to 180,579.24, 249,322.50 and 112,622.76 is: 155,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,579.24 : 249,322.50 = 112,622.76 : x
  2. Step 2: Convert to fraction form
    180,579.24/249,322.50 = 112,622.76/x
  3. Step 3: Cross multiply
    180,579.24x = 249,322.50 × 112,622.76
  4. Step 4: Simplify right side
    180,579.24x = 28,079,388,080.10
  5. Step 5: Solve for x
    x = 28,079,388,080.10/180,579.24
  6. Step 6: Final answer
    x = 155,496.21

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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.