Home / 260,726.48-359,807.65-170,140.40

Finding the Fourth Proportional to 260,726.48, 359,807.65 and 170,140.40

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Solution

The fourth proportional to 260,726.48, 359,807.65 and 170,140.40 is: 234,797.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,726.48 : 359,807.65 = 170,140.40 : x
  2. Step 2: Convert to fraction form
    260,726.48/359,807.65 = 170,140.40/x
  3. Step 3: Cross multiply
    260,726.48x = 359,807.65 × 170,140.40
  4. Step 4: Simplify right side
    260,726.48x = 61,217,817,494.06
  5. Step 5: Solve for x
    x = 61,217,817,494.06/260,726.48
  6. Step 6: Final answer
    x = 234,797.09

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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.