Home / 53,948.87-74,449.52-30,075.03

Finding the Fourth Proportional to 53,948.87, 74,449.52 and 30,075.03

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Solution

The fourth proportional to 53,948.87, 74,449.52 and 30,075.03 is: 41,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,948.87 : 74,449.52 = 30,075.03 : x
  2. Step 2: Convert to fraction form
    53,948.87/74,449.52 = 30,075.03/x
  3. Step 3: Cross multiply
    53,948.87x = 74,449.52 × 30,075.03
  4. Step 4: Simplify right side
    53,948.87x = 2,239,071,547.49
  5. Step 5: Solve for x
    x = 2,239,071,547.49/53,948.87
  6. Step 6: Final answer
    x = 41,503.59

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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.