Home / 93,559.02-129,074.78-57,686.74

Finding the Fourth Proportional to 93,559.02, 129,074.78 and 57,686.74

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Solution

The fourth proportional to 93,559.02, 129,074.78 and 57,686.74 is: 79,585.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,559.02 : 129,074.78 = 57,686.74 : x
  2. Step 2: Convert to fraction form
    93,559.02/129,074.78 = 57,686.74/x
  3. Step 3: Cross multiply
    93,559.02x = 129,074.78 × 57,686.74
  4. Step 4: Simplify right side
    93,559.02x = 7,445,903,274.42
  5. Step 5: Solve for x
    x = 7,445,903,274.42/93,559.02
  6. Step 6: Final answer
    x = 79,585.09

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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.