Home / 63,750.18-87,975.36-35,455.92

Finding the Fourth Proportional to 63,750.18, 87,975.36 and 35,455.92

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Solution

The fourth proportional to 63,750.18, 87,975.36 and 35,455.92 is: 48,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,750.18 : 87,975.36 = 35,455.92 : x
  2. Step 2: Convert to fraction form
    63,750.18/87,975.36 = 35,455.92/x
  3. Step 3: Cross multiply
    63,750.18x = 87,975.36 × 35,455.92
  4. Step 4: Simplify right side
    63,750.18x = 3,119,247,326.13
  5. Step 5: Solve for x
    x = 3,119,247,326.13/63,750.18
  6. Step 6: Final answer
    x = 48,929.23

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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.