Home / 108,329.46-149,510.80-63,034.26

Finding the Fourth Proportional to 108,329.46, 149,510.80 and 63,034.26

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Solution

The fourth proportional to 108,329.46, 149,510.80 and 63,034.26 is: 86,996.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,329.46 : 149,510.80 = 63,034.26 : x
  2. Step 2: Convert to fraction form
    108,329.46/149,510.80 = 63,034.26/x
  3. Step 3: Cross multiply
    108,329.46x = 149,510.80 × 63,034.26
  4. Step 4: Simplify right side
    108,329.46x = 9,424,302,640.01
  5. Step 5: Solve for x
    x = 9,424,302,640.01/108,329.46
  6. Step 6: Final answer
    x = 86,996.67

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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.