Home / 117,376.29-161,925.48-69,612.21

Finding the Fourth Proportional to 117,376.29, 161,925.48 and 69,612.21

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Solution

The fourth proportional to 117,376.29, 161,925.48 and 69,612.21 is: 96,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,376.29 : 161,925.48 = 69,612.21 : x
  2. Step 2: Convert to fraction form
    117,376.29/161,925.48 = 69,612.21/x
  3. Step 3: Cross multiply
    117,376.29x = 161,925.48 × 69,612.21
  4. Step 4: Simplify right side
    117,376.29x = 11,271,990,518.11
  5. Step 5: Solve for x
    x = 11,271,990,518.11/117,376.29
  6. Step 6: Final answer
    x = 96,032.94

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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.