Home / 93,776.32-129,419.94-53,503.12

Finding the Fourth Proportional to 93,776.32, 129,419.94 and 53,503.12

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Solution

The fourth proportional to 93,776.32, 129,419.94 and 53,503.12 is: 73,839.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,776.32 : 129,419.94 = 53,503.12 : x
  2. Step 2: Convert to fraction form
    93,776.32/129,419.94 = 53,503.12/x
  3. Step 3: Cross multiply
    93,776.32x = 129,419.94 × 53,503.12
  4. Step 4: Simplify right side
    93,776.32x = 6,924,370,580.21
  5. Step 5: Solve for x
    x = 6,924,370,580.21/93,776.32
  6. Step 6: Final answer
    x = 73,839.22

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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.