Home / 63,675.02-87,869.78-35,379.98

Finding the Fourth Proportional to 63,675.02, 87,869.78 and 35,379.98

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Solution

The fourth proportional to 63,675.02, 87,869.78 and 35,379.98 is: 48,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,675.02 : 87,869.78 = 35,379.98 : x
  2. Step 2: Convert to fraction form
    63,675.02/87,869.78 = 35,379.98/x
  3. Step 3: Cross multiply
    63,675.02x = 87,869.78 × 35,379.98
  4. Step 4: Simplify right side
    63,675.02x = 3,108,831,059.00
  5. Step 5: Solve for x
    x = 3,108,831,059.00/63,675.02
  6. Step 6: Final answer
    x = 48,823.40

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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.