Home / 111,730.08-154,190.55-60,746.24

Finding the Fourth Proportional to 111,730.08, 154,190.55 and 60,746.24

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Solution

The fourth proportional to 111,730.08, 154,190.55 and 60,746.24 is: 83,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.08 : 154,190.55 = 60,746.24 : x
  2. Step 2: Convert to fraction form
    111,730.08/154,190.55 = 60,746.24/x
  3. Step 3: Cross multiply
    111,730.08x = 154,190.55 × 60,746.24
  4. Step 4: Simplify right side
    111,730.08x = 9,366,495,081.35
  5. Step 5: Solve for x
    x = 9,366,495,081.35/111,730.08
  6. Step 6: Final answer
    x = 83,831.46

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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.