Home / 249,064.32-343,718.40-141,644.16

Finding the Fourth Proportional to 249,064.32, 343,718.40 and 141,644.16

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Solution

The fourth proportional to 249,064.32, 343,718.40 and 141,644.16 is: 195,474.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,064.32 : 343,718.40 = 141,644.16 : x
  2. Step 2: Convert to fraction form
    249,064.32/343,718.40 = 141,644.16/x
  3. Step 3: Cross multiply
    249,064.32x = 343,718.40 × 141,644.16
  4. Step 4: Simplify right side
    249,064.32x = 48,685,704,044.54
  5. Step 5: Solve for x
    x = 48,685,704,044.54/249,064.32
  6. Step 6: Final answer
    x = 195,474.42

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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.