Home / 292,303.54-438,467.63-92,619.50

Finding the Fourth Proportional to 292,303.54, 438,467.63 and 92,619.50

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Solution

The fourth proportional to 292,303.54, 438,467.63 and 92,619.50 is: 138,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,303.54 : 438,467.63 = 92,619.50 : x
  2. Step 2: Convert to fraction form
    292,303.54/438,467.63 = 92,619.50/x
  3. Step 3: Cross multiply
    292,303.54x = 438,467.63 × 92,619.50
  4. Step 4: Simplify right side
    292,303.54x = 40,610,652,988.71
  5. Step 5: Solve for x
    x = 40,610,652,988.71/292,303.54
  6. Step 6: Final answer
    x = 138,933.16

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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.