Home / 170,388.79-235,126.94-93,907.65

Finding the Fourth Proportional to 170,388.79, 235,126.94 and 93,907.65

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Solution

The fourth proportional to 170,388.79, 235,126.94 and 93,907.65 is: 129,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,388.79 : 235,126.94 = 93,907.65 : x
  2. Step 2: Convert to fraction form
    170,388.79/235,126.94 = 93,907.65/x
  3. Step 3: Cross multiply
    170,388.79x = 235,126.94 × 93,907.65
  4. Step 4: Simplify right side
    170,388.79x = 22,080,219,327.51
  5. Step 5: Solve for x
    x = 22,080,219,327.51/170,388.79
  6. Step 6: Final answer
    x = 129,587.27

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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.