Home / 261,058.40-360,257.69-146,355.72

Finding the Fourth Proportional to 261,058.40, 360,257.69 and 146,355.72

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Solution

The fourth proportional to 261,058.40, 360,257.69 and 146,355.72 is: 201,969.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,058.40 : 360,257.69 = 146,355.72 : x
  2. Step 2: Convert to fraction form
    261,058.40/360,257.69 = 146,355.72/x
  3. Step 3: Cross multiply
    261,058.40x = 360,257.69 × 146,355.72
  4. Step 4: Simplify right side
    261,058.40x = 52,725,772,620.41
  5. Step 5: Solve for x
    x = 52,725,772,620.41/261,058.40
  6. Step 6: Final answer
    x = 201,969.26

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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.