Home / 122,730.93-169,365.30-69,014.55

Finding the Fourth Proportional to 122,730.93, 169,365.30 and 69,014.55

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Solution

The fourth proportional to 122,730.93, 169,365.30 and 69,014.55 is: 95,238.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,730.93 : 169,365.30 = 69,014.55 : x
  2. Step 2: Convert to fraction form
    122,730.93/169,365.30 = 69,014.55/x
  3. Step 3: Cross multiply
    122,730.93x = 169,365.30 × 69,014.55
  4. Step 4: Simplify right side
    122,730.93x = 11,688,669,965.12
  5. Step 5: Solve for x
    x = 11,688,669,965.12/122,730.93
  6. Step 6: Final answer
    x = 95,238.18

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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.