Home / 101,125.10-151,812.45-63,685.10

Finding the Fourth Proportional to 101,125.10, 151,812.45 and 63,685.10

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Solution

The fourth proportional to 101,125.10, 151,812.45 and 63,685.10 is: 95,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,125.10 : 151,812.45 = 63,685.10 : x
  2. Step 2: Convert to fraction form
    101,125.10/151,812.45 = 63,685.10/x
  3. Step 3: Cross multiply
    101,125.10x = 151,812.45 × 63,685.10
  4. Step 4: Simplify right side
    101,125.10x = 9,668,191,059.50
  5. Step 5: Solve for x
    x = 9,668,191,059.50/101,125.10
  6. Step 6: Final answer
    x = 95,606.24

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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.