Home / 190,483.60-262,870.56-104,440.80

Finding the Fourth Proportional to 190,483.60, 262,870.56 and 104,440.80

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Solution

The fourth proportional to 190,483.60, 262,870.56 and 104,440.80 is: 144,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,483.60 : 262,870.56 = 104,440.80 : x
  2. Step 2: Convert to fraction form
    190,483.60/262,870.56 = 104,440.80/x
  3. Step 3: Cross multiply
    190,483.60x = 262,870.56 × 104,440.80
  4. Step 4: Simplify right side
    190,483.60x = 27,454,411,582.85
  5. Step 5: Solve for x
    x = 27,454,411,582.85/190,483.60
  6. Step 6: Final answer
    x = 144,130.05

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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.