Home / 152,588.30-210,569.67-84,605.40

Finding the Fourth Proportional to 152,588.30, 210,569.67 and 84,605.40

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Solution

The fourth proportional to 152,588.30, 210,569.67 and 84,605.40 is: 116,754.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,588.30 : 210,569.67 = 84,605.40 : x
  2. Step 2: Convert to fraction form
    152,588.30/210,569.67 = 84,605.40/x
  3. Step 3: Cross multiply
    152,588.30x = 210,569.67 × 84,605.40
  4. Step 4: Simplify right side
    152,588.30x = 17,815,331,158.22
  5. Step 5: Solve for x
    x = 17,815,331,158.22/152,588.30
  6. Step 6: Final answer
    x = 116,754.24

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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.