Home / 125,688.07-173,445.11-69,099.01

Finding the Fourth Proportional to 125,688.07, 173,445.11 and 69,099.01

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Solution

The fourth proportional to 125,688.07, 173,445.11 and 69,099.01 is: 95,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,688.07 : 173,445.11 = 69,099.01 : x
  2. Step 2: Convert to fraction form
    125,688.07/173,445.11 = 69,099.01/x
  3. Step 3: Cross multiply
    125,688.07x = 173,445.11 × 69,099.01
  4. Step 4: Simplify right side
    125,688.07x = 11,984,885,044.85
  5. Step 5: Solve for x
    x = 11,984,885,044.85/125,688.07
  6. Step 6: Final answer
    x = 95,354.20

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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.