Home / 115,228.60-159,088.86-94,058.20

Finding the Fourth Proportional to 115,228.60, 159,088.86 and 94,058.20

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Solution

The fourth proportional to 115,228.60, 159,088.86 and 94,058.20 is: 129,860.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,228.60 : 159,088.86 = 94,058.20 : x
  2. Step 2: Convert to fraction form
    115,228.60/159,088.86 = 94,058.20/x
  3. Step 3: Cross multiply
    115,228.60x = 159,088.86 × 94,058.20
  4. Step 4: Simplify right side
    115,228.60x = 14,963,611,811.65
  5. Step 5: Solve for x
    x = 14,963,611,811.65/115,228.60
  6. Step 6: Final answer
    x = 129,860.22

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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.