Home / 127,973.08-176,601.64-70,612.92

Finding the Fourth Proportional to 127,973.08, 176,601.64 and 70,612.92

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Solution

The fourth proportional to 127,973.08, 176,601.64 and 70,612.92 is: 97,445.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,973.08 : 176,601.64 = 70,612.92 : x
  2. Step 2: Convert to fraction form
    127,973.08/176,601.64 = 70,612.92/x
  3. Step 3: Cross multiply
    127,973.08x = 176,601.64 × 70,612.92
  4. Step 4: Simplify right side
    127,973.08x = 12,470,357,477.19
  5. Step 5: Solve for x
    x = 12,470,357,477.19/127,973.08
  6. Step 6: Final answer
    x = 97,445.16

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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.