Home / 84,835.50-117,083.79-51,301.74

Finding the Fourth Proportional to 84,835.50, 117,083.79 and 51,301.74

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Solution

The fourth proportional to 84,835.50, 117,083.79 and 51,301.74 is: 70,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835.50 : 117,083.79 = 51,301.74 : x
  2. Step 2: Convert to fraction form
    84,835.50/117,083.79 = 51,301.74/x
  3. Step 3: Cross multiply
    84,835.50x = 117,083.79 × 51,301.74
  4. Step 4: Simplify right side
    84,835.50x = 6,006,602,152.79
  5. Step 5: Solve for x
    x = 6,006,602,152.79/84,835.50
  6. Step 6: Final answer
    x = 70,802.93

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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.