Home / 158,081.04-218,124.36-94,415.04

Finding the Fourth Proportional to 158,081.04, 218,124.36 and 94,415.04

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Solution

The fourth proportional to 158,081.04, 218,124.36 and 94,415.04 is: 130,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,081.04 : 218,124.36 = 94,415.04 : x
  2. Step 2: Convert to fraction form
    158,081.04/218,124.36 = 94,415.04/x
  3. Step 3: Cross multiply
    158,081.04x = 218,124.36 × 94,415.04
  4. Step 4: Simplify right side
    158,081.04x = 20,594,220,174.37
  5. Step 5: Solve for x
    x = 20,594,220,174.37/158,081.04
  6. Step 6: Final answer
    x = 130,276.35

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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.