Home / 93,001.18-128,351.68-52,710.62

Finding the Fourth Proportional to 93,001.18, 128,351.68 and 52,710.62

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Solution

The fourth proportional to 93,001.18, 128,351.68 and 52,710.62 is: 72,746.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,001.18 : 128,351.68 = 52,710.62 : x
  2. Step 2: Convert to fraction form
    93,001.18/128,351.68 = 52,710.62/x
  3. Step 3: Cross multiply
    93,001.18x = 128,351.68 × 52,710.62
  4. Step 4: Simplify right side
    93,001.18x = 6,765,496,630.84
  5. Step 5: Solve for x
    x = 6,765,496,630.84/93,001.18
  6. Step 6: Final answer
    x = 72,746.35

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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.