Home / 93,116.17-128,503.23-52,831.63

Finding the Fourth Proportional to 93,116.17, 128,503.23 and 52,831.63

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Solution

The fourth proportional to 93,116.17, 128,503.23 and 52,831.63 is: 72,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,116.17 : 128,503.23 = 52,831.63 : x
  2. Step 2: Convert to fraction form
    93,116.17/128,503.23 = 52,831.63/x
  3. Step 3: Cross multiply
    93,116.17x = 128,503.23 × 52,831.63
  4. Step 4: Simplify right side
    93,116.17x = 6,789,035,101.16
  5. Step 5: Solve for x
    x = 6,789,035,101.16/93,116.17
  6. Step 6: Final answer
    x = 72,909.30

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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.