Home / 154,484.69-213,152.11-94,054.64

Finding the Fourth Proportional to 154,484.69, 213,152.11 and 94,054.64

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Solution

The fourth proportional to 154,484.69, 213,152.11 and 94,054.64 is: 129,773.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,484.69 : 213,152.11 = 94,054.64 : x
  2. Step 2: Convert to fraction form
    154,484.69/213,152.11 = 94,054.64/x
  3. Step 3: Cross multiply
    154,484.69x = 213,152.11 × 94,054.64
  4. Step 4: Simplify right side
    154,484.69x = 20,047,943,670.39
  5. Step 5: Solve for x
    x = 20,047,943,670.39/154,484.69
  6. Step 6: Final answer
    x = 129,773.02

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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.