Home / 53,995.84-74,530.08-34,135.36

Finding the Fourth Proportional to 53,995.84, 74,530.08 and 34,135.36

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Solution

The fourth proportional to 53,995.84, 74,530.08 and 34,135.36 is: 47,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995.84 : 74,530.08 = 34,135.36 : x
  2. Step 2: Convert to fraction form
    53,995.84/74,530.08 = 34,135.36/x
  3. Step 3: Cross multiply
    53,995.84x = 74,530.08 × 34,135.36
  4. Step 4: Simplify right side
    53,995.84x = 2,544,111,111.63
  5. Step 5: Solve for x
    x = 2,544,111,111.63/53,995.84
  6. Step 6: Final answer
    x = 47,116.80

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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.