Home / 154,745.71-213,587.03-94,349.63

Finding the Fourth Proportional to 154,745.71, 213,587.03 and 94,349.63

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Solution

The fourth proportional to 154,745.71, 213,587.03 and 94,349.63 is: 130,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,745.71 : 213,587.03 = 94,349.63 : x
  2. Step 2: Convert to fraction form
    154,745.71/213,587.03 = 94,349.63/x
  3. Step 3: Cross multiply
    154,745.71x = 213,587.03 × 94,349.63
  4. Step 4: Simplify right side
    154,745.71x = 20,151,856,291.00
  5. Step 5: Solve for x
    x = 20,151,856,291.00/154,745.71
  6. Step 6: Final answer
    x = 130,225.62

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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.