Home / 117,547.80-162,219.18-69,153.14

Finding the Fourth Proportional to 117,547.80, 162,219.18 and 69,153.14

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Solution

The fourth proportional to 117,547.80, 162,219.18 and 69,153.14 is: 95,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,547.80 : 162,219.18 = 69,153.14 : x
  2. Step 2: Convert to fraction form
    117,547.80/162,219.18 = 69,153.14/x
  3. Step 3: Cross multiply
    117,547.80x = 162,219.18 × 69,153.14
  4. Step 4: Simplify right side
    117,547.80x = 11,217,964,854.13
  5. Step 5: Solve for x
    x = 11,217,964,854.13/117,547.80
  6. Step 6: Final answer
    x = 95,433.22

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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.