Home / 190,931.95-286,397.93-48,777.54

Finding the Fourth Proportional to 190,931.95, 286,397.93 and 48,777.54

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Solution

The fourth proportional to 190,931.95, 286,397.93 and 48,777.54 is: 73,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,931.95 : 286,397.93 = 48,777.54 : x
  2. Step 2: Convert to fraction form
    190,931.95/286,397.93 = 48,777.54/x
  3. Step 3: Cross multiply
    190,931.95x = 286,397.93 × 48,777.54
  4. Step 4: Simplify right side
    190,931.95x = 13,969,786,871.06
  5. Step 5: Solve for x
    x = 13,969,786,871.06/190,931.95
  6. Step 6: Final answer
    x = 73,166.31

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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.