Home / 152,215.24-210,099.28-88,565.36

Finding the Fourth Proportional to 152,215.24, 210,099.28 and 88,565.36

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Solution

The fourth proportional to 152,215.24, 210,099.28 and 88,565.36 is: 122,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,215.24 : 210,099.28 = 88,565.36 : x
  2. Step 2: Convert to fraction form
    152,215.24/210,099.28 = 88,565.36/x
  3. Step 3: Cross multiply
    152,215.24x = 210,099.28 × 88,565.36
  4. Step 4: Simplify right side
    152,215.24x = 18,607,518,368.94
  5. Step 5: Solve for x
    x = 18,607,518,368.94/152,215.24
  6. Step 6: Final answer
    x = 122,244.78

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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.