Home / 259,036.25-388,124.80-157,527.23

Finding the Fourth Proportional to 259,036.25, 388,124.80 and 157,527.23

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Solution

The fourth proportional to 259,036.25, 388,124.80 and 157,527.23 is: 236,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,036.25 : 388,124.80 = 157,527.23 : x
  2. Step 2: Convert to fraction form
    259,036.25/388,124.80 = 157,527.23/x
  3. Step 3: Cross multiply
    259,036.25x = 388,124.80 × 157,527.23
  4. Step 4: Simplify right side
    259,036.25x = 61,140,222,303.86
  5. Step 5: Solve for x
    x = 61,140,222,303.86/259,036.25
  6. Step 6: Final answer
    x = 236,029.60

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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.