Home / 152,475.75-210,416.55-92,859.75

Finding the Fourth Proportional to 152,475.75, 210,416.55 and 92,859.75

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Solution

The fourth proportional to 152,475.75, 210,416.55 and 92,859.75 is: 128,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,475.75 : 210,416.55 = 92,859.75 : x
  2. Step 2: Convert to fraction form
    152,475.75/210,416.55 = 92,859.75/x
  3. Step 3: Cross multiply
    152,475.75x = 210,416.55 × 92,859.75
  4. Step 4: Simplify right side
    152,475.75x = 19,539,228,228.86
  5. Step 5: Solve for x
    x = 19,539,228,228.86/152,475.75
  6. Step 6: Final answer
    x = 128,146.46

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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.