Home / 171,281.79-236,352.86-102,357.58

Finding the Fourth Proportional to 171,281.79, 236,352.86 and 102,357.58

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Solution

The fourth proportional to 171,281.79, 236,352.86 and 102,357.58 is: 141,243.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,281.79 : 236,352.86 = 102,357.58 : x
  2. Step 2: Convert to fraction form
    171,281.79/236,352.86 = 102,357.58/x
  3. Step 3: Cross multiply
    171,281.79x = 236,352.86 × 102,357.58
  4. Step 4: Simplify right side
    171,281.79x = 24,192,506,775.68
  5. Step 5: Solve for x
    x = 24,192,506,775.68/171,281.79
  6. Step 6: Final answer
    x = 141,243.89

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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.