Home / 117,320.48-175,875.47-42,423.02

Finding the Fourth Proportional to 117,320.48, 175,875.47 and 42,423.02

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Solution

The fourth proportional to 117,320.48, 175,875.47 and 42,423.02 is: 63,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,320.48 : 175,875.47 = 42,423.02 : x
  2. Step 2: Convert to fraction form
    117,320.48/175,875.47 = 42,423.02/x
  3. Step 3: Cross multiply
    117,320.48x = 175,875.47 × 42,423.02
  4. Step 4: Simplify right side
    117,320.48x = 7,461,167,489.83
  5. Step 5: Solve for x
    x = 7,461,167,489.83/117,320.48
  6. Step 6: Final answer
    x = 63,596.47

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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.