Home / 152,565.63-210,534.77-84,583.65

Finding the Fourth Proportional to 152,565.63, 210,534.77 and 84,583.65

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Solution

The fourth proportional to 152,565.63, 210,534.77 and 84,583.65 is: 116,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,565.63 : 210,534.77 = 84,583.65 : x
  2. Step 2: Convert to fraction form
    152,565.63/210,534.77 = 84,583.65/x
  3. Step 3: Cross multiply
    152,565.63x = 210,534.77 × 84,583.65
  4. Step 4: Simplify right side
    152,565.63x = 17,807,798,875.59
  5. Step 5: Solve for x
    x = 17,807,798,875.59/152,565.63
  6. Step 6: Final answer
    x = 116,722.22

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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.