Home / 152,470.83-210,406.60-84,487.22

Finding the Fourth Proportional to 152,470.83, 210,406.60 and 84,487.22

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Solution

The fourth proportional to 152,470.83, 210,406.60 and 84,487.22 is: 116,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,470.83 : 210,406.60 = 84,487.22 : x
  2. Step 2: Convert to fraction form
    152,470.83/210,406.60 = 84,487.22/x
  3. Step 3: Cross multiply
    152,470.83x = 210,406.60 × 84,487.22
  4. Step 4: Simplify right side
    152,470.83x = 17,776,668,703.65
  5. Step 5: Solve for x
    x = 17,776,668,703.65/152,470.83
  6. Step 6: Final answer
    x = 116,590.62

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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.