Home / 524,038.04-786,094.44-139,784.75

Finding the Fourth Proportional to 524,038.04, 786,094.44 and 139,784.75

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Solution

The fourth proportional to 524,038.04, 786,094.44 and 139,784.75 is: 209,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,038.04 : 786,094.44 = 139,784.75 : x
  2. Step 2: Convert to fraction form
    524,038.04/786,094.44 = 139,784.75/x
  3. Step 3: Cross multiply
    524,038.04x = 786,094.44 × 139,784.75
  4. Step 4: Simplify right side
    524,038.04x = 109,884,014,771.79
  5. Step 5: Solve for x
    x = 109,884,014,771.79/524,038.04
  6. Step 6: Final answer
    x = 209,687.10

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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.