Home / 190,582.74-286,045.47-101,912.04

Finding the Fourth Proportional to 190,582.74, 286,045.47 and 101,912.04

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Solution

The fourth proportional to 190,582.74, 286,045.47 and 101,912.04 is: 152,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,582.74 : 286,045.47 = 101,912.04 : x
  2. Step 2: Convert to fraction form
    190,582.74/286,045.47 = 101,912.04/x
  3. Step 3: Cross multiply
    190,582.74x = 286,045.47 × 101,912.04
  4. Step 4: Simplify right side
    190,582.74x = 29,151,477,380.46
  5. Step 5: Solve for x
    x = 29,151,477,380.46/190,582.74
  6. Step 6: Final answer
    x = 152,959.69

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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.