Home / 117,523.17-162,165.65-69,127.29

Finding the Fourth Proportional to 117,523.17, 162,165.65 and 69,127.29

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Solution

The fourth proportional to 117,523.17, 162,165.65 and 69,127.29 is: 95,386.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,523.17 : 162,165.65 = 69,127.29 : x
  2. Step 2: Convert to fraction form
    117,523.17/162,165.65 = 69,127.29/x
  3. Step 3: Cross multiply
    117,523.17x = 162,165.65 × 69,127.29
  4. Step 4: Simplify right side
    117,523.17x = 11,210,071,569.95
  5. Step 5: Solve for x
    x = 11,210,071,569.95/117,523.17
  6. Step 6: Final answer
    x = 95,386.06

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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.