Home / 108,038.58-149,085.84-59,638.23

Finding the Fourth Proportional to 108,038.58, 149,085.84 and 59,638.23

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Solution

The fourth proportional to 108,038.58, 149,085.84 and 59,638.23 is: 82,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,038.58 : 149,085.84 = 59,638.23 : x
  2. Step 2: Convert to fraction form
    108,038.58/149,085.84 = 59,638.23/x
  3. Step 3: Cross multiply
    108,038.58x = 149,085.84 × 59,638.23
  4. Step 4: Simplify right side
    108,038.58x = 8,891,215,615.66
  5. Step 5: Solve for x
    x = 8,891,215,615.66/108,038.58
  6. Step 6: Final answer
    x = 82,296.67

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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.