Home / 238,681.49-357,966.79-70,156.73

Finding the Fourth Proportional to 238,681.49, 357,966.79 and 70,156.73

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Solution

The fourth proportional to 238,681.49, 357,966.79 and 70,156.73 is: 105,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,681.49 : 357,966.79 = 70,156.73 : x
  2. Step 2: Convert to fraction form
    238,681.49/357,966.79 = 70,156.73/x
  3. Step 3: Cross multiply
    238,681.49x = 357,966.79 × 70,156.73
  4. Step 4: Simplify right side
    238,681.49x = 25,113,780,549.15
  5. Step 5: Solve for x
    x = 25,113,780,549.15/238,681.49
  6. Step 6: Final answer
    x = 105,218.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.