Home / 93,440.16-140,158.08-31,111.20

Finding the Fourth Proportional to 93,440.16, 140,158.08 and 31,111.20

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Solution

The fourth proportional to 93,440.16, 140,158.08 and 31,111.20 is: 46,666.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,440.16 : 140,158.08 = 31,111.20 : x
  2. Step 2: Convert to fraction form
    93,440.16/140,158.08 = 31,111.20/x
  3. Step 3: Cross multiply
    93,440.16x = 140,158.08 × 31,111.20
  4. Step 4: Simplify right side
    93,440.16x = 4,360,486,058.50
  5. Step 5: Solve for x
    x = 4,360,486,058.50/93,440.16
  6. Step 6: Final answer
    x = 46,666.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.