Home / 53,915.58-74,402.51-30,041.74

Finding the Fourth Proportional to 53,915.58, 74,402.51 and 30,041.74

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Solution

The fourth proportional to 53,915.58, 74,402.51 and 30,041.74 is: 41,457.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.58 : 74,402.51 = 30,041.74 : x
  2. Step 2: Convert to fraction form
    53,915.58/74,402.51 = 30,041.74/x
  3. Step 3: Cross multiply
    53,915.58x = 74,402.51 × 30,041.74
  4. Step 4: Simplify right side
    53,915.58x = 2,235,180,860.77
  5. Step 5: Solve for x
    x = 2,235,180,860.77/53,915.58
  6. Step 6: Final answer
    x = 41,457.05

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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.