Home / 152,416.08-210,389.40-124,072.56

Finding the Fourth Proportional to 152,416.08, 210,389.40 and 124,072.56

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Solution

The fourth proportional to 152,416.08, 210,389.40 and 124,072.56 is: 171,265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,416.08 : 210,389.40 = 124,072.56 : x
  2. Step 2: Convert to fraction form
    152,416.08/210,389.40 = 124,072.56/x
  3. Step 3: Cross multiply
    152,416.08x = 210,389.40 × 124,072.56
  4. Step 4: Simplify right side
    152,416.08x = 26,103,551,454.86
  5. Step 5: Solve for x
    x = 26,103,551,454.86/152,416.08
  6. Step 6: Final answer
    x = 171,265.08

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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.