Home / 102,549.23-153,778.58-46,387.07

Finding the Fourth Proportional to 102,549.23, 153,778.58 and 46,387.07

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Solution

The fourth proportional to 102,549.23, 153,778.58 and 46,387.07 is: 69,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,549.23 : 153,778.58 = 46,387.07 : x
  2. Step 2: Convert to fraction form
    102,549.23/153,778.58 = 46,387.07/x
  3. Step 3: Cross multiply
    102,549.23x = 153,778.58 × 46,387.07
  4. Step 4: Simplify right side
    102,549.23x = 7,133,337,754.96
  5. Step 5: Solve for x
    x = 7,133,337,754.96/102,549.23
  6. Step 6: Final answer
    x = 69,560.13

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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.