Home / 39,685.58-59,528.37-30,927.05

Finding the Fourth Proportional to 39,685.58, 59,528.37 and 30,927.05

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Solution

The fourth proportional to 39,685.58, 59,528.37 and 30,927.05 is: 46,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.58 : 59,528.37 = 30,927.05 : x
  2. Step 2: Convert to fraction form
    39,685.58/59,528.37 = 30,927.05/x
  3. Step 3: Cross multiply
    39,685.58x = 59,528.37 × 30,927.05
  4. Step 4: Simplify right side
    39,685.58x = 1,841,036,577.77
  5. Step 5: Solve for x
    x = 1,841,036,577.77/39,685.58
  6. Step 6: Final answer
    x = 46,390.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.