Home / 42,818.88-64,253.64-23,859.36

Finding the Fourth Proportional to 42,818.88, 64,253.64 and 23,859.36

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Solution

The fourth proportional to 42,818.88, 64,253.64 and 23,859.36 is: 35,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,818.88 : 64,253.64 = 23,859.36 : x
  2. Step 2: Convert to fraction form
    42,818.88/64,253.64 = 23,859.36/x
  3. Step 3: Cross multiply
    42,818.88x = 64,253.64 × 23,859.36
  4. Step 4: Simplify right side
    42,818.88x = 1,533,050,728.07
  5. Step 5: Solve for x
    x = 1,533,050,728.07/42,818.88
  6. Step 6: Final answer
    x = 35,803.15

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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.