Home / 109,785.03-151,503.45-59,484.03

Finding the Fourth Proportional to 109,785.03, 151,503.45 and 59,484.03

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Solution

The fourth proportional to 109,785.03, 151,503.45 and 59,484.03 is: 82,088.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,785.03 : 151,503.45 = 59,484.03 : x
  2. Step 2: Convert to fraction form
    109,785.03/151,503.45 = 59,484.03/x
  3. Step 3: Cross multiply
    109,785.03x = 151,503.45 × 59,484.03
  4. Step 4: Simplify right side
    109,785.03x = 9,012,035,467.48
  5. Step 5: Solve for x
    x = 9,012,035,467.48/109,785.03
  6. Step 6: Final answer
    x = 82,088.02

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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.