Home / 124,544.40-186,816.60-72,056.40

Finding the Fourth Proportional to 124,544.40, 186,816.60 and 72,056.40

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Solution

The fourth proportional to 124,544.40, 186,816.60 and 72,056.40 is: 108,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,544.40 : 186,816.60 = 72,056.40 : x
  2. Step 2: Convert to fraction form
    124,544.40/186,816.60 = 72,056.40/x
  3. Step 3: Cross multiply
    124,544.40x = 186,816.60 × 72,056.40
  4. Step 4: Simplify right side
    124,544.40x = 13,461,331,656.24
  5. Step 5: Solve for x
    x = 13,461,331,656.24/124,544.40
  6. Step 6: Final answer
    x = 108,084.60

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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.