Home / 84,147.16-116,123.04-46,421.44

Finding the Fourth Proportional to 84,147.16, 116,123.04 and 46,421.44

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Solution

The fourth proportional to 84,147.16, 116,123.04 and 46,421.44 is: 64,061.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,147.16 : 116,123.04 = 46,421.44 : x
  2. Step 2: Convert to fraction form
    84,147.16/116,123.04 = 46,421.44/x
  3. Step 3: Cross multiply
    84,147.16x = 116,123.04 × 46,421.44
  4. Step 4: Simplify right side
    84,147.16x = 5,390,598,733.98
  5. Step 5: Solve for x
    x = 5,390,598,733.98/84,147.16
  6. Step 6: Final answer
    x = 64,061.56

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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.