Home / 190,810.91-263,292.98-114,312.89

Finding the Fourth Proportional to 190,810.91, 263,292.98 and 114,312.89

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Solution

The fourth proportional to 190,810.91, 263,292.98 and 114,312.89 is: 157,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,810.91 : 263,292.98 = 114,312.89 : x
  2. Step 2: Convert to fraction form
    190,810.91/263,292.98 = 114,312.89/x
  3. Step 3: Cross multiply
    190,810.91x = 263,292.98 × 114,312.89
  4. Step 4: Simplify right side
    190,810.91x = 30,097,779,572.48
  5. Step 5: Solve for x
    x = 30,097,779,572.48/190,810.91
  6. Step 6: Final answer
    x = 157,736.16

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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.