Home / 259,153.04-357,623.16-145,973.36

Finding the Fourth Proportional to 259,153.04, 357,623.16 and 145,973.36

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Solution

The fourth proportional to 259,153.04, 357,623.16 and 145,973.36 is: 201,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,153.04 : 357,623.16 = 145,973.36 : x
  2. Step 2: Convert to fraction form
    259,153.04/357,623.16 = 145,973.36/x
  3. Step 3: Cross multiply
    259,153.04x = 357,623.16 × 145,973.36
  4. Step 4: Simplify right side
    259,153.04x = 52,203,454,279.02
  5. Step 5: Solve for x
    x = 52,203,454,279.02/259,153.04
  6. Step 6: Final answer
    x = 201,438.71

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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.