Home / 83,068.12-114,633.54-45,342.28

Finding the Fourth Proportional to 83,068.12, 114,633.54 and 45,342.28

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Solution

The fourth proportional to 83,068.12, 114,633.54 and 45,342.28 is: 62,572.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,068.12 : 114,633.54 = 45,342.28 : x
  2. Step 2: Convert to fraction form
    83,068.12/114,633.54 = 45,342.28/x
  3. Step 3: Cross multiply
    83,068.12x = 114,633.54 × 45,342.28
  4. Step 4: Simplify right side
    83,068.12x = 5,197,746,068.07
  5. Step 5: Solve for x
    x = 5,197,746,068.07/83,068.12
  6. Step 6: Final answer
    x = 62,572.09

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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.