Home / 194,341.32-291,277.98-89,015.40

Finding the Fourth Proportional to 194,341.32, 291,277.98 and 89,015.40

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Solution

The fourth proportional to 194,341.32, 291,277.98 and 89,015.40 is: 133,415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,341.32 : 291,277.98 = 89,015.40 : x
  2. Step 2: Convert to fraction form
    194,341.32/291,277.98 = 89,015.40/x
  3. Step 3: Cross multiply
    194,341.32x = 291,277.98 × 89,015.40
  4. Step 4: Simplify right side
    194,341.32x = 25,928,225,900.89
  5. Step 5: Solve for x
    x = 25,928,225,900.89/194,341.32
  6. Step 6: Final answer
    x = 133,415.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.