Home / 224,430.41-309,826.19-139,574.81

Finding the Fourth Proportional to 224,430.41, 309,826.19 and 139,574.81

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Solution

The fourth proportional to 224,430.41, 309,826.19 and 139,574.81 is: 192,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,430.41 : 309,826.19 = 139,574.81 : x
  2. Step 2: Convert to fraction form
    224,430.41/309,826.19 = 139,574.81/x
  3. Step 3: Cross multiply
    224,430.41x = 309,826.19 × 139,574.81
  4. Step 4: Simplify right side
    224,430.41x = 43,243,931,602.27
  5. Step 5: Solve for x
    x = 43,243,931,602.27/224,430.41
  6. Step 6: Final answer
    x = 192,683.03

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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.