Home / 152,420.58-210,338.18-84,437.44

Finding the Fourth Proportional to 152,420.58, 210,338.18 and 84,437.44

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Solution

The fourth proportional to 152,420.58, 210,338.18 and 84,437.44 is: 116,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,420.58 : 210,338.18 = 84,437.44 : x
  2. Step 2: Convert to fraction form
    152,420.58/210,338.18 = 84,437.44/x
  3. Step 3: Cross multiply
    152,420.58x = 210,338.18 × 84,437.44
  4. Step 4: Simplify right side
    152,420.58x = 17,760,417,453.46
  5. Step 5: Solve for x
    x = 17,760,417,453.46/152,420.58
  6. Step 6: Final answer
    x = 116,522.44

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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.