Home / 108,707.15-163,059.10-37,681.49

Finding the Fourth Proportional to 108,707.15, 163,059.10 and 37,681.49

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Solution

The fourth proportional to 108,707.15, 163,059.10 and 37,681.49 is: 56,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,707.15 : 163,059.10 = 37,681.49 : x
  2. Step 2: Convert to fraction form
    108,707.15/163,059.10 = 37,681.49/x
  3. Step 3: Cross multiply
    108,707.15x = 163,059.10 × 37,681.49
  4. Step 4: Simplify right side
    108,707.15x = 6,144,309,846.06
  5. Step 5: Solve for x
    x = 6,144,309,846.06/108,707.15
  6. Step 6: Final answer
    x = 56,521.67

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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.