Home / 84,619.70-116,788.04-54,006.00

Finding the Fourth Proportional to 84,619.70, 116,788.04 and 54,006.00

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Solution

The fourth proportional to 84,619.70, 116,788.04 and 54,006.00 is: 74,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,619.70 : 116,788.04 = 54,006.00 : x
  2. Step 2: Convert to fraction form
    84,619.70/116,788.04 = 54,006.00/x
  3. Step 3: Cross multiply
    84,619.70x = 116,788.04 × 54,006.00
  4. Step 4: Simplify right side
    84,619.70x = 6,307,255,038.52
  5. Step 5: Solve for x
    x = 6,307,255,038.52/84,619.70
  6. Step 6: Final answer
    x = 74,536.49

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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.