Home / 93,528.11-129,068.64-51,086.63

Finding the Fourth Proportional to 93,528.11, 129,068.64 and 51,086.63

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Solution

The fourth proportional to 93,528.11, 129,068.64 and 51,086.63 is: 70,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,528.11 : 129,068.64 = 51,086.63 : x
  2. Step 2: Convert to fraction form
    93,528.11/129,068.64 = 51,086.63/x
  3. Step 3: Cross multiply
    93,528.11x = 129,068.64 × 51,086.63
  4. Step 4: Simplify right side
    93,528.11x = 6,593,681,210.94
  5. Step 5: Solve for x
    x = 6,593,681,210.94/93,528.11
  6. Step 6: Final answer
    x = 70,499.46

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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.