Home / 249,516.98-344,325.21-157,685.34

Finding the Fourth Proportional to 249,516.98, 344,325.21 and 157,685.34

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Solution

The fourth proportional to 249,516.98, 344,325.21 and 157,685.34 is: 217,600.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,516.98 : 344,325.21 = 157,685.34 : x
  2. Step 2: Convert to fraction form
    249,516.98/344,325.21 = 157,685.34/x
  3. Step 3: Cross multiply
    249,516.98x = 344,325.21 × 157,685.34
  4. Step 4: Simplify right side
    249,516.98x = 54,295,037,809.42
  5. Step 5: Solve for x
    x = 54,295,037,809.42/249,516.98
  6. Step 6: Final answer
    x = 217,600.58

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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.