Home / 114,025.28-157,410.98-71,607.20

Finding the Fourth Proportional to 114,025.28, 157,410.98 and 71,607.20

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Solution

The fourth proportional to 114,025.28, 157,410.98 and 71,607.20 is: 98,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,025.28 : 157,410.98 = 71,607.20 : x
  2. Step 2: Convert to fraction form
    114,025.28/157,410.98 = 71,607.20/x
  3. Step 3: Cross multiply
    114,025.28x = 157,410.98 × 71,607.20
  4. Step 4: Simplify right side
    114,025.28x = 11,271,759,527.06
  5. Step 5: Solve for x
    x = 11,271,759,527.06/114,025.28
  6. Step 6: Final answer
    x = 98,853.16

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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.