Home / 83,315.91-114,856.34-59,401.08

Finding the Fourth Proportional to 83,315.91, 114,856.34 and 59,401.08

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Solution

The fourth proportional to 83,315.91, 114,856.34 and 59,401.08 is: 81,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,315.91 : 114,856.34 = 59,401.08 : x
  2. Step 2: Convert to fraction form
    83,315.91/114,856.34 = 59,401.08/x
  3. Step 3: Cross multiply
    83,315.91x = 114,856.34 × 59,401.08
  4. Step 4: Simplify right side
    83,315.91x = 6,822,590,343.84
  5. Step 5: Solve for x
    x = 6,822,590,343.84/83,315.91
  6. Step 6: Final answer
    x = 81,888.21

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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.