Home / 53,911.77-80,856.51-14,459.50

Finding the Fourth Proportional to 53,911.77, 80,856.51 and 14,459.50

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Solution

The fourth proportional to 53,911.77, 80,856.51 and 14,459.50 is: 21,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,911.77 : 80,856.51 = 14,459.50 : x
  2. Step 2: Convert to fraction form
    53,911.77/80,856.51 = 14,459.50/x
  3. Step 3: Cross multiply
    53,911.77x = 80,856.51 × 14,459.50
  4. Step 4: Simplify right side
    53,911.77x = 1,169,144,706.35
  5. Step 5: Solve for x
    x = 1,169,144,706.35/53,911.77
  6. Step 6: Final answer
    x = 21,686.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.