Home / 56,903.93-78,527.43-31,410.31

Finding the Fourth Proportional to 56,903.93, 78,527.43 and 31,410.31

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Solution

The fourth proportional to 56,903.93, 78,527.43 and 31,410.31 is: 43,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,903.93 : 78,527.43 = 31,410.31 : x
  2. Step 2: Convert to fraction form
    56,903.93/78,527.43 = 31,410.31/x
  3. Step 3: Cross multiply
    56,903.93x = 78,527.43 × 31,410.31
  4. Step 4: Simplify right side
    56,903.93x = 2,466,570,527.17
  5. Step 5: Solve for x
    x = 2,466,570,527.17/56,903.93
  6. Step 6: Final answer
    x = 43,346.22

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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.