Home / 268,434.50-370,430.17-147,574.91

Finding the Fourth Proportional to 268,434.50, 370,430.17 and 147,574.91

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Solution

The fourth proportional to 268,434.50, 370,430.17 and 147,574.91 is: 203,648.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,434.50 : 370,430.17 = 147,574.91 : x
  2. Step 2: Convert to fraction form
    268,434.50/370,430.17 = 147,574.91/x
  3. Step 3: Cross multiply
    268,434.50x = 370,430.17 × 147,574.91
  4. Step 4: Simplify right side
    268,434.50x = 54,666,197,146.88
  5. Step 5: Solve for x
    x = 54,666,197,146.88/268,434.50
  6. Step 6: Final answer
    x = 203,648.18

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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.