Home / 93,058.30-128,418.15-52,772.14

Finding the Fourth Proportional to 93,058.30, 128,418.15 and 52,772.14

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Solution

The fourth proportional to 93,058.30, 128,418.15 and 52,772.14 is: 72,824.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,058.30 : 128,418.15 = 52,772.14 : x
  2. Step 2: Convert to fraction form
    93,058.30/128,418.15 = 52,772.14/x
  3. Step 3: Cross multiply
    93,058.30x = 128,418.15 × 52,772.14
  4. Step 4: Simplify right side
    93,058.30x = 6,776,900,590.34
  5. Step 5: Solve for x
    x = 6,776,900,590.34/93,058.30
  6. Step 6: Final answer
    x = 72,824.25

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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.