Home / 92,779.02-139,177.64-26,219.66

Finding the Fourth Proportional to 92,779.02, 139,177.64 and 26,219.66

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Solution

The fourth proportional to 92,779.02, 139,177.64 and 26,219.66 is: 39,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,779.02 : 139,177.64 = 26,219.66 : x
  2. Step 2: Convert to fraction form
    92,779.02/139,177.64 = 26,219.66/x
  3. Step 3: Cross multiply
    92,779.02x = 139,177.64 × 26,219.66
  4. Step 4: Simplify right side
    92,779.02x = 3,649,190,400.40
  5. Step 5: Solve for x
    x = 3,649,190,400.40/92,779.02
  6. Step 6: Final answer
    x = 39,332.06

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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.