Home / 46,631.61-64,361.57-30,717.45

Finding the Fourth Proportional to 46,631.61, 64,361.57 and 30,717.45

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Solution

The fourth proportional to 46,631.61, 64,361.57 and 30,717.45 is: 42,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,631.61 : 64,361.57 = 30,717.45 : x
  2. Step 2: Convert to fraction form
    46,631.61/64,361.57 = 30,717.45/x
  3. Step 3: Cross multiply
    46,631.61x = 64,361.57 × 30,717.45
  4. Step 4: Simplify right side
    46,631.61x = 1,977,023,154.81
  5. Step 5: Solve for x
    x = 1,977,023,154.81/46,631.61
  6. Step 6: Final answer
    x = 42,396.63

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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.