Home / 249,737.28-344,643.52-136,568.64

Finding the Fourth Proportional to 249,737.28, 344,643.52 and 136,568.64

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Solution

The fourth proportional to 249,737.28, 344,643.52 and 136,568.64 is: 188,468.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,737.28 : 344,643.52 = 136,568.64 : x
  2. Step 2: Convert to fraction form
    249,737.28/344,643.52 = 136,568.64/x
  3. Step 3: Cross multiply
    249,737.28x = 344,643.52 × 136,568.64
  4. Step 4: Simplify right side
    249,737.28x = 47,067,496,811.21
  5. Step 5: Solve for x
    x = 47,067,496,811.21/249,737.28
  6. Step 6: Final answer
    x = 188,468.04

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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.