Home / 105,094.08-157,639.46-48,902.76

Finding the Fourth Proportional to 105,094.08, 157,639.46 and 48,902.76

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Solution

The fourth proportional to 105,094.08, 157,639.46 and 48,902.76 is: 73,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,094.08 : 157,639.46 = 48,902.76 : x
  2. Step 2: Convert to fraction form
    105,094.08/157,639.46 = 48,902.76/x
  3. Step 3: Cross multiply
    105,094.08x = 157,639.46 × 48,902.76
  4. Step 4: Simplify right side
    105,094.08x = 7,709,004,678.91
  5. Step 5: Solve for x
    x = 7,709,004,678.91/105,094.08
  6. Step 6: Final answer
    x = 73,353.37

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1.5x scale

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.