Home / 190,707.98-263,225.40-130,303.04

Finding the Fourth Proportional to 190,707.98, 263,225.40 and 130,303.04

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Solution

The fourth proportional to 190,707.98, 263,225.40 and 130,303.04 is: 179,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,707.98 : 263,225.40 = 130,303.04 : x
  2. Step 2: Convert to fraction form
    190,707.98/263,225.40 = 130,303.04/x
  3. Step 3: Cross multiply
    190,707.98x = 263,225.40 × 130,303.04
  4. Step 4: Simplify right side
    190,707.98x = 34,299,069,825.22
  5. Step 5: Solve for x
    x = 34,299,069,825.22/190,707.98
  6. Step 6: Final answer
    x = 179,851.26

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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.