Home / 190,598.48-262,853.78-118,985.12

Finding the Fourth Proportional to 190,598.48, 262,853.78 and 118,985.12

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Solution

The fourth proportional to 190,598.48, 262,853.78 and 118,985.12 is: 164,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,598.48 : 262,853.78 = 118,985.12 : x
  2. Step 2: Convert to fraction form
    190,598.48/262,853.78 = 118,985.12/x
  3. Step 3: Cross multiply
    190,598.48x = 262,853.78 × 118,985.12
  4. Step 4: Simplify right side
    190,598.48x = 31,275,688,555.75
  5. Step 5: Solve for x
    x = 31,275,688,555.75/190,598.48
  6. Step 6: Final answer
    x = 164,092.01

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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.