Home / 114,097.16-157,460.05-65,706.44

Finding the Fourth Proportional to 114,097.16, 157,460.05 and 65,706.44

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Solution

The fourth proportional to 114,097.16, 157,460.05 and 65,706.44 is: 90,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,097.16 : 157,460.05 = 65,706.44 : x
  2. Step 2: Convert to fraction form
    114,097.16/157,460.05 = 65,706.44/x
  3. Step 3: Cross multiply
    114,097.16x = 157,460.05 × 65,706.44
  4. Step 4: Simplify right side
    114,097.16x = 10,346,139,508.27
  5. Step 5: Solve for x
    x = 10,346,139,508.27/114,097.16
  6. Step 6: Final answer
    x = 90,678.33

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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.