Home / 93,588.49-129,161.01-51,153.40

Finding the Fourth Proportional to 93,588.49, 129,161.01 and 51,153.40

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Solution

The fourth proportional to 93,588.49, 129,161.01 and 51,153.40 is: 70,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,588.49 : 129,161.01 = 51,153.40 : x
  2. Step 2: Convert to fraction form
    93,588.49/129,161.01 = 51,153.40/x
  3. Step 3: Cross multiply
    93,588.49x = 129,161.01 × 51,153.40
  4. Step 4: Simplify right side
    93,588.49x = 6,607,024,808.93
  5. Step 5: Solve for x
    x = 6,607,024,808.93/93,588.49
  6. Step 6: Final answer
    x = 70,596.55

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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.