Home / 63,434.55-87,542.55-35,140.23

Finding the Fourth Proportional to 63,434.55, 87,542.55 and 35,140.23

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Solution

The fourth proportional to 63,434.55, 87,542.55 and 35,140.23 is: 48,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.55 : 87,542.55 = 35,140.23 : x
  2. Step 2: Convert to fraction form
    63,434.55/87,542.55 = 35,140.23/x
  3. Step 3: Cross multiply
    63,434.55x = 87,542.55 × 35,140.23
  4. Step 4: Simplify right side
    63,434.55x = 3,076,265,341.79
  5. Step 5: Solve for x
    x = 3,076,265,341.79/63,434.55
  6. Step 6: Final answer
    x = 48,495.11

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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.