Home / 158,064.17-218,143.10-94,400.60

Finding the Fourth Proportional to 158,064.17, 218,143.10 and 94,400.60

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Solution

The fourth proportional to 158,064.17, 218,143.10 and 94,400.60 is: 130,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,064.17 : 218,143.10 = 94,400.60 : x
  2. Step 2: Convert to fraction form
    158,064.17/218,143.10 = 94,400.60/x
  3. Step 3: Cross multiply
    158,064.17x = 218,143.10 × 94,400.60
  4. Step 4: Simplify right side
    158,064.17x = 20,592,838,671.15
  5. Step 5: Solve for x
    x = 20,592,838,671.15/158,064.17
  6. Step 6: Final answer
    x = 130,281.51

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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.