Home / 53,931.99-74,426.51-30,060.20

Finding the Fourth Proportional to 53,931.99, 74,426.51 and 30,060.20

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Solution

The fourth proportional to 53,931.99, 74,426.51 and 30,060.20 is: 41,483.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.99 : 74,426.51 = 30,060.20 : x
  2. Step 2: Convert to fraction form
    53,931.99/74,426.51 = 30,060.20/x
  3. Step 3: Cross multiply
    53,931.99x = 74,426.51 × 30,060.20
  4. Step 4: Simplify right side
    53,931.99x = 2,237,275,995.86
  5. Step 5: Solve for x
    x = 2,237,275,995.86/53,931.99
  6. Step 6: Final answer
    x = 41,483.28

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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.