Home / 88,445.20-122,051.53-48,158.64

Finding the Fourth Proportional to 88,445.20, 122,051.53 and 48,158.64

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Solution

The fourth proportional to 88,445.20, 122,051.53 and 48,158.64 is: 66,457.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,445.20 : 122,051.53 = 48,158.64 : x
  2. Step 2: Convert to fraction form
    88,445.20/122,051.53 = 48,158.64/x
  3. Step 3: Cross multiply
    88,445.20x = 122,051.53 × 48,158.64
  4. Step 4: Simplify right side
    88,445.20x = 5,877,835,694.72
  5. Step 5: Solve for x
    x = 5,877,835,694.72/88,445.20
  6. Step 6: Final answer
    x = 66,457.37

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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.