Home / 111,587.32-153,990.02-60,599.69

Finding the Fourth Proportional to 111,587.32, 153,990.02 and 60,599.69

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Solution

The fourth proportional to 111,587.32, 153,990.02 and 60,599.69 is: 83,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,587.32 : 153,990.02 = 60,599.69 : x
  2. Step 2: Convert to fraction form
    111,587.32/153,990.02 = 60,599.69/x
  3. Step 3: Cross multiply
    111,587.32x = 153,990.02 × 60,599.69
  4. Step 4: Simplify right side
    111,587.32x = 9,331,747,475.09
  5. Step 5: Solve for x
    x = 9,331,747,475.09/111,587.32
  6. Step 6: Final answer
    x = 83,627.31

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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.