Home / 160,457.93-221,297.43-103,106.60

Finding the Fourth Proportional to 160,457.93, 221,297.43 and 103,106.60

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Solution

The fourth proportional to 160,457.93, 221,297.43 and 103,106.60 is: 142,200.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,457.93 : 221,297.43 = 103,106.60 : x
  2. Step 2: Convert to fraction form
    160,457.93/221,297.43 = 103,106.60/x
  3. Step 3: Cross multiply
    160,457.93x = 221,297.43 × 103,106.60
  4. Step 4: Simplify right side
    160,457.93x = 22,817,224,489.55
  5. Step 5: Solve for x
    x = 22,817,224,489.55/160,457.93
  6. Step 6: Final answer
    x = 142,200.67

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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.