Home / 93,751.02-129,376.62-51,312.28

Finding the Fourth Proportional to 93,751.02, 129,376.62 and 51,312.28

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Solution

The fourth proportional to 93,751.02, 129,376.62 and 51,312.28 is: 70,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,751.02 : 129,376.62 = 51,312.28 : x
  2. Step 2: Convert to fraction form
    93,751.02/129,376.62 = 51,312.28/x
  3. Step 3: Cross multiply
    93,751.02x = 129,376.62 × 51,312.28
  4. Step 4: Simplify right side
    93,751.02x = 6,638,609,350.89
  5. Step 5: Solve for x
    x = 6,638,609,350.89/93,751.02
  6. Step 6: Final answer
    x = 70,811.06

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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.