Home / 40,798.49-56,260.58-38,417.39

Finding the Fourth Proportional to 40,798.49, 56,260.58 and 38,417.39

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Solution

The fourth proportional to 40,798.49, 56,260.58 and 38,417.39 is: 52,977.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,798.49 : 56,260.58 = 38,417.39 : x
  2. Step 2: Convert to fraction form
    40,798.49/56,260.58 = 38,417.39/x
  3. Step 3: Cross multiply
    40,798.49x = 56,260.58 × 38,417.39
  4. Step 4: Simplify right side
    40,798.49x = 2,161,384,381.07
  5. Step 5: Solve for x
    x = 2,161,384,381.07/40,798.49
  6. Step 6: Final answer
    x = 52,977.07

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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.