Home / 152,904.04-211,008.91-84,922.21

Finding the Fourth Proportional to 152,904.04, 211,008.91 and 84,922.21

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Solution

The fourth proportional to 152,904.04, 211,008.91 and 84,922.21 is: 117,193.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,904.04 : 211,008.91 = 84,922.21 : x
  2. Step 2: Convert to fraction form
    152,904.04/211,008.91 = 84,922.21/x
  3. Step 3: Cross multiply
    152,904.04x = 211,008.91 × 84,922.21
  4. Step 4: Simplify right side
    152,904.04x = 17,919,342,966.89
  5. Step 5: Solve for x
    x = 17,919,342,966.89/152,904.04
  6. Step 6: Final answer
    x = 117,193.39

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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.