Home / 93,019.32-128,361.51-50,577.48

Finding the Fourth Proportional to 93,019.32, 128,361.51 and 50,577.48

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Solution

The fourth proportional to 93,019.32, 128,361.51 and 50,577.48 is: 69,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,019.32 : 128,361.51 = 50,577.48 : x
  2. Step 2: Convert to fraction form
    93,019.32/128,361.51 = 50,577.48/x
  3. Step 3: Cross multiply
    93,019.32x = 128,361.51 × 50,577.48
  4. Step 4: Simplify right side
    93,019.32x = 6,492,201,704.79
  5. Step 5: Solve for x
    x = 6,492,201,704.79/93,019.32
  6. Step 6: Final answer
    x = 69,794.12

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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.