Home / 93,966.28-129,676.04-53,686.60

Finding the Fourth Proportional to 93,966.28, 129,676.04 and 53,686.60

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Solution

The fourth proportional to 93,966.28, 129,676.04 and 53,686.60 is: 74,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,966.28 : 129,676.04 = 53,686.60 : x
  2. Step 2: Convert to fraction form
    93,966.28/129,676.04 = 53,686.60/x
  3. Step 3: Cross multiply
    93,966.28x = 129,676.04 × 53,686.60
  4. Step 4: Simplify right side
    93,966.28x = 6,961,865,297.77
  5. Step 5: Solve for x
    x = 6,961,865,297.77/93,966.28
  6. Step 6: Final answer
    x = 74,088.98

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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.