Home / 190,555.74-286,004.93-101,885.04

Finding the Fourth Proportional to 190,555.74, 286,004.93 and 101,885.04

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Solution

The fourth proportional to 190,555.74, 286,004.93 and 101,885.04 is: 152,919.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,555.74 : 286,004.93 = 101,885.04 : x
  2. Step 2: Convert to fraction form
    190,555.74/286,004.93 = 101,885.04/x
  3. Step 3: Cross multiply
    190,555.74x = 286,004.93 × 101,885.04
  4. Step 4: Simplify right side
    190,555.74x = 29,139,623,223.82
  5. Step 5: Solve for x
    x = 29,139,623,223.82/190,555.74
  6. Step 6: Final answer
    x = 152,919.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.