Home / 154,391.60-231,653.63-59,688.30

Finding the Fourth Proportional to 154,391.60, 231,653.63 and 59,688.30

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Solution

The fourth proportional to 154,391.60, 231,653.63 and 59,688.30 is: 89,558.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,391.60 : 231,653.63 = 59,688.30 : x
  2. Step 2: Convert to fraction form
    154,391.60/231,653.63 = 59,688.30/x
  3. Step 3: Cross multiply
    154,391.60x = 231,653.63 × 59,688.30
  4. Step 4: Simplify right side
    154,391.60x = 13,827,010,205.26
  5. Step 5: Solve for x
    x = 13,827,010,205.26/154,391.60
  6. Step 6: Final answer
    x = 89,558.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.