Home / 99,071.10-148,643.10-32,513.40

Finding the Fourth Proportional to 99,071.10, 148,643.10 and 32,513.40

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Solution

The fourth proportional to 99,071.10, 148,643.10 and 32,513.40 is: 48,782.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,071.10 : 148,643.10 = 32,513.40 : x
  2. Step 2: Convert to fraction form
    99,071.10/148,643.10 = 32,513.40/x
  3. Step 3: Cross multiply
    99,071.10x = 148,643.10 × 32,513.40
  4. Step 4: Simplify right side
    99,071.10x = 4,832,892,567.54
  5. Step 5: Solve for x
    x = 4,832,892,567.54/99,071.10
  6. Step 6: Final answer
    x = 48,782.06

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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.