Home / 155,485.60-233,228.40-124,381.60

Finding the Fourth Proportional to 155,485.60, 233,228.40 and 124,381.60

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Solution

The fourth proportional to 155,485.60, 233,228.40 and 124,381.60 is: 186,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,485.60 : 233,228.40 = 124,381.60 : x
  2. Step 2: Convert to fraction form
    155,485.60/233,228.40 = 124,381.60/x
  3. Step 3: Cross multiply
    155,485.60x = 233,228.40 × 124,381.60
  4. Step 4: Simplify right side
    155,485.60x = 29,009,321,557.44
  5. Step 5: Solve for x
    x = 29,009,321,557.44/155,485.60
  6. Step 6: Final answer
    x = 186,572.40

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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.