Home / 109,783.20-151,500.96-59,482.16

Finding the Fourth Proportional to 109,783.20, 151,500.96 and 59,482.16

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Solution

The fourth proportional to 109,783.20, 151,500.96 and 59,482.16 is: 82,085.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,783.20 : 151,500.96 = 59,482.16 : x
  2. Step 2: Convert to fraction form
    109,783.20/151,500.96 = 59,482.16/x
  3. Step 3: Cross multiply
    109,783.20x = 151,500.96 × 59,482.16
  4. Step 4: Simplify right side
    109,783.20x = 9,011,604,342.87
  5. Step 5: Solve for x
    x = 9,011,604,342.87/109,783.20
  6. Step 6: Final answer
    x = 82,085.46

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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.