Home / 93,587.16-129,150.33-51,145.69

Finding the Fourth Proportional to 93,587.16, 129,150.33 and 51,145.69

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Solution

The fourth proportional to 93,587.16, 129,150.33 and 51,145.69 is: 70,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,587.16 : 129,150.33 = 51,145.69 : x
  2. Step 2: Convert to fraction form
    93,587.16/129,150.33 = 51,145.69/x
  3. Step 3: Cross multiply
    93,587.16x = 129,150.33 × 51,145.69
  4. Step 4: Simplify right side
    93,587.16x = 6,605,482,741.58
  5. Step 5: Solve for x
    x = 6,605,482,741.58/93,587.16
  6. Step 6: Final answer
    x = 70,581.08

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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.