Home / 125,707.02-173,478.74-69,118.39

Finding the Fourth Proportional to 125,707.02, 173,478.74 and 69,118.39

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Solution

The fourth proportional to 125,707.02, 173,478.74 and 69,118.39 is: 95,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,707.02 : 173,478.74 = 69,118.39 : x
  2. Step 2: Convert to fraction form
    125,707.02/173,478.74 = 69,118.39/x
  3. Step 3: Cross multiply
    125,707.02x = 173,478.74 × 69,118.39
  4. Step 4: Simplify right side
    125,707.02x = 11,990,571,208.03
  5. Step 5: Solve for x
    x = 11,990,571,208.03/125,707.02
  6. Step 6: Final answer
    x = 95,385.06

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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.