Home / 99,587.45-149,300.02-46,313.04

Finding the Fourth Proportional to 99,587.45, 149,300.02 and 46,313.04

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Solution

The fourth proportional to 99,587.45, 149,300.02 and 46,313.04 is: 69,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,587.45 : 149,300.02 = 46,313.04 : x
  2. Step 2: Convert to fraction form
    99,587.45/149,300.02 = 46,313.04/x
  3. Step 3: Cross multiply
    99,587.45x = 149,300.02 × 46,313.04
  4. Step 4: Simplify right side
    99,587.45x = 6,914,537,798.26
  5. Step 5: Solve for x
    x = 6,914,537,798.26/99,587.45
  6. Step 6: Final answer
    x = 69,431.82

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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.