Home / 40,095.61-60,142.70-13,799.77

Finding the Fourth Proportional to 40,095.61, 60,142.70 and 13,799.77

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Solution

The fourth proportional to 40,095.61, 60,142.70 and 13,799.77 is: 20,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,095.61 : 60,142.70 = 13,799.77 : x
  2. Step 2: Convert to fraction form
    40,095.61/60,142.70 = 13,799.77/x
  3. Step 3: Cross multiply
    40,095.61x = 60,142.70 × 13,799.77
  4. Step 4: Simplify right side
    40,095.61x = 829,955,311.32
  5. Step 5: Solve for x
    x = 829,955,311.32/40,095.61
  6. Step 6: Final answer
    x = 20,699.41

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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.