Home / 249,688.17-344,570.85-136,510.92

Finding the Fourth Proportional to 249,688.17, 344,570.85 and 136,510.92

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Solution

The fourth proportional to 249,688.17, 344,570.85 and 136,510.92 is: 188,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,688.17 : 344,570.85 = 136,510.92 : x
  2. Step 2: Convert to fraction form
    249,688.17/344,570.85 = 136,510.92/x
  3. Step 3: Cross multiply
    249,688.17x = 344,570.85 × 136,510.92
  4. Step 4: Simplify right side
    249,688.17x = 47,037,683,738.68
  5. Step 5: Solve for x
    x = 47,037,683,738.68/249,688.17
  6. Step 6: Final answer
    x = 188,385.71

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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.