Home / 125,431.95-173,104.63-70,984.16

Finding the Fourth Proportional to 125,431.95, 173,104.63 and 70,984.16

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Solution

The fourth proportional to 125,431.95, 173,104.63 and 70,984.16 is: 97,962.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,431.95 : 173,104.63 = 70,984.16 : x
  2. Step 2: Convert to fraction form
    125,431.95/173,104.63 = 70,984.16/x
  3. Step 3: Cross multiply
    125,431.95x = 173,104.63 × 70,984.16
  4. Step 4: Simplify right side
    125,431.95x = 12,287,686,358.82
  5. Step 5: Solve for x
    x = 12,287,686,358.82/125,431.95
  6. Step 6: Final answer
    x = 97,962.97

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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.