Home / 351,283.04-526,925.90-85,043.12

Finding the Fourth Proportional to 351,283.04, 526,925.90 and 85,043.12

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Solution

The fourth proportional to 351,283.04, 526,925.90 and 85,043.12 is: 127,565.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,283.04 : 526,925.90 = 85,043.12 : x
  2. Step 2: Convert to fraction form
    351,283.04/526,925.90 = 85,043.12/x
  3. Step 3: Cross multiply
    351,283.04x = 526,925.90 × 85,043.12
  4. Step 4: Simplify right side
    351,283.04x = 44,811,422,544.81
  5. Step 5: Solve for x
    x = 44,811,422,544.81/351,283.04
  6. Step 6: Final answer
    x = 127,565.00

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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.