Home / 42,957.37-59,299.77-40,267.36

Finding the Fourth Proportional to 42,957.37, 59,299.77 and 40,267.36

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Solution

The fourth proportional to 42,957.37, 59,299.77 and 40,267.36 is: 55,586.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,957.37 : 59,299.77 = 40,267.36 : x
  2. Step 2: Convert to fraction form
    42,957.37/59,299.77 = 40,267.36/x
  3. Step 3: Cross multiply
    42,957.37x = 59,299.77 × 40,267.36
  4. Step 4: Simplify right side
    42,957.37x = 2,387,845,186.51
  5. Step 5: Solve for x
    x = 2,387,845,186.51/42,957.37
  6. Step 6: Final answer
    x = 55,586.39

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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.