Home / 186,459.36-257,316.72-101,576.40

Finding the Fourth Proportional to 186,459.36, 257,316.72 and 101,576.40

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Solution

The fourth proportional to 186,459.36, 257,316.72 and 101,576.40 is: 140,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,459.36 : 257,316.72 = 101,576.40 : x
  2. Step 2: Convert to fraction form
    186,459.36/257,316.72 = 101,576.40/x
  3. Step 3: Cross multiply
    186,459.36x = 257,316.72 × 101,576.40
  4. Step 4: Simplify right side
    186,459.36x = 26,137,306,077.41
  5. Step 5: Solve for x
    x = 26,137,306,077.41/186,459.36
  6. Step 6: Final answer
    x = 140,176.96

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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.