Home / 108,011.16-149,049.90-59,621.58

Finding the Fourth Proportional to 108,011.16, 149,049.90 and 59,621.58

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Solution

The fourth proportional to 108,011.16, 149,049.90 and 59,621.58 is: 82,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,011.16 : 149,049.90 = 59,621.58 : x
  2. Step 2: Convert to fraction form
    108,011.16/149,049.90 = 59,621.58/x
  3. Step 3: Cross multiply
    108,011.16x = 149,049.90 × 59,621.58
  4. Step 4: Simplify right side
    108,011.16x = 8,886,590,536.84
  5. Step 5: Solve for x
    x = 8,886,590,536.84/108,011.16
  6. Step 6: Final answer
    x = 82,274.74

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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.