Home / 63,455.07-87,528.27-40,823.52

Finding the Fourth Proportional to 63,455.07, 87,528.27 and 40,823.52

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Solution

The fourth proportional to 63,455.07, 87,528.27 and 40,823.52 is: 56,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455.07 : 87,528.27 = 40,823.52 : x
  2. Step 2: Convert to fraction form
    63,455.07/87,528.27 = 40,823.52/x
  3. Step 3: Cross multiply
    63,455.07x = 87,528.27 × 40,823.52
  4. Step 4: Simplify right side
    63,455.07x = 3,573,212,080.91
  5. Step 5: Solve for x
    x = 3,573,212,080.91/63,455.07
  6. Step 6: Final answer
    x = 56,310.90

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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.