Home / 69,666.48-96,090.76-42,823.79

Finding the Fourth Proportional to 69,666.48, 96,090.76 and 42,823.79

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Solution

The fourth proportional to 69,666.48, 96,090.76 and 42,823.79 is: 59,066.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,666.48 : 96,090.76 = 42,823.79 : x
  2. Step 2: Convert to fraction form
    69,666.48/96,090.76 = 42,823.79/x
  3. Step 3: Cross multiply
    69,666.48x = 96,090.76 × 42,823.79
  4. Step 4: Simplify right side
    69,666.48x = 4,114,970,219.71
  5. Step 5: Solve for x
    x = 4,114,970,219.71/69,666.48
  6. Step 6: Final answer
    x = 59,066.72

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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.