Home / 249,598.29-344,440.58-136,421.85

Finding the Fourth Proportional to 249,598.29, 344,440.58 and 136,421.85

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Solution

The fourth proportional to 249,598.29, 344,440.58 and 136,421.85 is: 188,259.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,598.29 : 344,440.58 = 136,421.85 : x
  2. Step 2: Convert to fraction form
    249,598.29/344,440.58 = 136,421.85/x
  3. Step 3: Cross multiply
    249,598.29x = 344,440.58 × 136,421.85
  4. Step 4: Simplify right side
    249,598.29x = 46,989,220,456.56
  5. Step 5: Solve for x
    x = 46,989,220,456.56/249,598.29
  6. Step 6: Final answer
    x = 188,259.38

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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.