Home / 125,912.04-173,752.02-69,312.48

Finding the Fourth Proportional to 125,912.04, 173,752.02 and 69,312.48

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Solution

The fourth proportional to 125,912.04, 173,752.02 and 69,312.48 is: 95,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,912.04 : 173,752.02 = 69,312.48 : x
  2. Step 2: Convert to fraction form
    125,912.04/173,752.02 = 69,312.48/x
  3. Step 3: Cross multiply
    125,912.04x = 173,752.02 × 69,312.48
  4. Step 4: Simplify right side
    125,912.04x = 12,043,183,411.21
  5. Step 5: Solve for x
    x = 12,043,183,411.21/125,912.04
  6. Step 6: Final answer
    x = 95,647.59

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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.