Home / 67,683.23-93,373.54-40,810.81

Finding the Fourth Proportional to 67,683.23, 93,373.54 and 40,810.81

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Solution

The fourth proportional to 67,683.23, 93,373.54 and 40,810.81 is: 56,301.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,683.23 : 93,373.54 = 40,810.81 : x
  2. Step 2: Convert to fraction form
    67,683.23/93,373.54 = 40,810.81/x
  3. Step 3: Cross multiply
    67,683.23x = 93,373.54 × 40,810.81
  4. Step 4: Simplify right side
    67,683.23x = 3,810,649,595.81
  5. Step 5: Solve for x
    x = 3,810,649,595.81/67,683.23
  6. Step 6: Final answer
    x = 56,301.24

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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.