Home / 53,710.20-74,051.95-38,415.17

Finding the Fourth Proportional to 53,710.20, 74,051.95 and 38,415.17

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Solution

The fourth proportional to 53,710.20, 74,051.95 and 38,415.17 is: 52,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,710.20 : 74,051.95 = 38,415.17 : x
  2. Step 2: Convert to fraction form
    53,710.20/74,051.95 = 38,415.17/x
  3. Step 3: Cross multiply
    53,710.20x = 74,051.95 × 38,415.17
  4. Step 4: Simplify right side
    53,710.20x = 2,844,718,248.08
  5. Step 5: Solve for x
    x = 2,844,718,248.08/53,710.20
  6. Step 6: Final answer
    x = 52,964.21

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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.