Home / 46,742.88-64,573.40-40,444.32

Finding the Fourth Proportional to 46,742.88, 64,573.40 and 40,444.32

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Solution

The fourth proportional to 46,742.88, 64,573.40 and 40,444.32 is: 55,872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,742.88 : 64,573.40 = 40,444.32 : x
  2. Step 2: Convert to fraction form
    46,742.88/64,573.40 = 40,444.32/x
  3. Step 3: Cross multiply
    46,742.88x = 64,573.40 × 40,444.32
  4. Step 4: Simplify right side
    46,742.88x = 2,611,627,253.09
  5. Step 5: Solve for x
    x = 2,611,627,253.09/46,742.88
  6. Step 6: Final answer
    x = 55,872.19

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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.