Home / 111,730.04-154,190.50-60,746.21

Finding the Fourth Proportional to 111,730.04, 154,190.50 and 60,746.21

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Solution

The fourth proportional to 111,730.04, 154,190.50 and 60,746.21 is: 83,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.04 : 154,190.50 = 60,746.21 : x
  2. Step 2: Convert to fraction form
    111,730.04/154,190.50 = 60,746.21/x
  3. Step 3: Cross multiply
    111,730.04x = 154,190.50 × 60,746.21
  4. Step 4: Simplify right side
    111,730.04x = 9,366,487,570.19
  5. Step 5: Solve for x
    x = 9,366,487,570.19/111,730.04
  6. Step 6: Final answer
    x = 83,831.42

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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.