Home / 114,779.24-172,141.51-48,220.66

Finding the Fourth Proportional to 114,779.24, 172,141.51 and 48,220.66

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Solution

The fourth proportional to 114,779.24, 172,141.51 and 48,220.66 is: 72,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,779.24 : 172,141.51 = 48,220.66 : x
  2. Step 2: Convert to fraction form
    114,779.24/172,141.51 = 48,220.66/x
  3. Step 3: Cross multiply
    114,779.24x = 172,141.51 × 48,220.66
  4. Step 4: Simplify right side
    114,779.24x = 8,300,777,225.60
  5. Step 5: Solve for x
    x = 8,300,777,225.60/114,779.24
  6. Step 6: Final answer
    x = 72,319.50

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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.