Home / 42,897.08-64,333.32-14,809.84

Finding the Fourth Proportional to 42,897.08, 64,333.32 and 14,809.84

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Solution

The fourth proportional to 42,897.08, 64,333.32 and 14,809.84 is: 22,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,897.08 : 64,333.32 = 14,809.84 : x
  2. Step 2: Convert to fraction form
    42,897.08/64,333.32 = 14,809.84/x
  3. Step 3: Cross multiply
    42,897.08x = 64,333.32 × 14,809.84
  4. Step 4: Simplify right side
    42,897.08x = 952,766,175.87
  5. Step 5: Solve for x
    x = 952,766,175.87/42,897.08
  6. Step 6: Final answer
    x = 22,210.51

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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.