Home / 112,340.90-168,560.36-59,688.74

Finding the Fourth Proportional to 112,340.90, 168,560.36 and 59,688.74

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Solution

The fourth proportional to 112,340.90, 168,560.36 and 59,688.74 is: 89,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,340.90 : 168,560.36 = 59,688.74 : x
  2. Step 2: Convert to fraction form
    112,340.90/168,560.36 = 59,688.74/x
  3. Step 3: Cross multiply
    112,340.90x = 168,560.36 × 59,688.74
  4. Step 4: Simplify right side
    112,340.90x = 10,061,155,502.35
  5. Step 5: Solve for x
    x = 10,061,155,502.35/112,340.90
  6. Step 6: Final answer
    x = 89,559.15

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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.